Talking Wires: The Development of the Telephone
The Early Telephone
While working on devices to help the hearing-impaired in 1876,
Alexander Graham Bell developed a simple combination receiver (earphone)
and transmitter (microphone) using a bar magnet, a coil of fine wire
and a thin metal disk (diaphragm). Bell's device worked both as a
microphone and an earphone. Its urgent use was demonstrated by Bell
when he spilled some acid on his trousers, and exclaimed, summoning his
Laboratory assistant in the next room -- 'Come here. Watson. I need
you!' Unfortunately, the sound was quite weak and could not serve as the
basis of a commercial telephone. However, the receiver portion of his
device worked very well and was used in virtually all
commercial telephones around the world.
The missing element was a better transmitter or microphone. A device
that would generate a strong electrical equivalent of the voice would
complete a telephone that could be used for long distance
communication. This device, the carbon microphone, was invented by
both Edison and Francis Blake in 1877 and patented by Edison. It is
still in use in many phones today. A battery provided the necessary
electrical power and two copper wires strung on telephone poles connected
the interested parties. Additional people could tap into these wires with
their own phone units, and thus all be able to talk to one another - even
at the same time. Perhaps this presaged the current Internet.
Ringers and the Party Line
How do we signal the person at a remote location that we want to
speak to them on the telephone? Someone got the bright idea to
install a bell
(ringer) at each phone (Watson, Alexander Graham Bell's assistant,
invented thls device). Another devlce, a hand-cranked magneto
generator,
was required to cause the bell to ring. This generator was included
with the battery in the telephone box (cabinet). A few vigorous cranks
caused the ringers on each phone to alert the other parties.
Naturally, all those along the line lifted the receiver and heard the
complete conversation, even if it wasn't meant for their ears! This first
system was known as the party line. It proved to be very popular--especially
among bored housewives.
The Dial Telephone
We now have all the ingredients for a means to talk to one another
over vast distances at any time of the day or nlght. Except-how do
we single
out the one party that we want to speak wlth from everyone else? And,
can we make the phone more compact and convenient to use?
The first question was answered with the invention of the telephone
dial. Each phone can be assigned a unique telephone number (address).
When someone dials this number via a device that interrupts the dial
tone in pulses corresponding to the digits of this number, special
switches
in the telephone central exchange building connect him to the
desired person. When this connection has been established, the remote phone
rings until that person lifts the receiver and says, "Hello?" The
simple mechanism behind the dial consists of a spring-driven rotary
interrupter-switch whose speed is governed to produce a series of
equally spaced pulses. You wind the spring each time you dial a digit
of the person's number.
Clearly, the original large wall-mounted box telephone has been made
very compact, reliable and inexpensive to own and operate. Even though
the telephone described above served very well for at least 50 years,
we have now moved into the era of tone dialing. The pulses have been
replaced by bursts of tones. which are heard in the receiver when we
push the digit buttons on our touch tone phones. Our phones have
become
electronic rather than merely electric. This opens up many new
possibilities for the transmission of data, pictures, video and
concepts such as electronic banking, bill paying, and the ubiquitous Internet!
From The Single Telephone to the Telephone
System
One telephone makes about as much sense as one hand clapping! In just
a little over one hundred years, how did we get from the first telephone
to the wondrous system of today? One man, with the help of his
fiancee, his prospective father-in-law, a friend, and a young journeyman
machinist began the telephone system that was admired throughout the
world: The Bell System. This account beglns in 1876. Alexander Graham
Bell, working with Charles Willlams' local machine shop, had
developed the first working model of his most famous invention. Bell,
never to be mistaken as a "hands-on" guy in the workshop, had leaned heavily on
the services of Thomas A. Watson, a 22-year old journeyman machinist.
The telephone was a success, but how to make a company out of an obscure
technical miracle? Let's look beyond the dusty balance sheets and
organization charts, and see what each of these principals brought to
the party.
Principal Players: Alexander Graham Bell
(1847-1922)
In the words of his father writing to Mabel Hubbard a few years
before her marriage (1877) to Alexander Bell: "Alec will make an
excellent husband. He is hot-headed, but warm-hearted; sentimental, dreamy and
self-absorbed, but sensitive and un-selfish. He is ambitious to a
fault...". He was the visionary. the idealist, with tremendous
intellectual curiosity and virtually zero business interest. True to
the pattern of
successful entrepreneurs everywhere, he withdrew from all technical
and management functions by 1878 (although he did continue
with marketing and PR functions).
Thomas A. Watson (1854-1935) the machinist
Watson was a self-made man, whose formal schooling ended in his 14th
year. After trying a few dead-end jobs. He found the openlng at
Charles Williams' machine shop in 1872, which gave him the opportunity of his
life. He was speedy and thorough in his work: his dislike of
production work led him to design ingenious shortcuts to speed up the dull side.
In just two years, he qualified as journeyman, and was assigned the
most complex and original jobs. It was in this capacity that Bell met
Watson, and from then on the two worked together. Watson,
who was in the center of research, development and production, left
the company in 1881 at age 27, never to return. He went on a journey of self-
exploration and education, traveling around the world lecturing,
failing totally (going into bankruptcy) in a business venture, becoming a
Shakespearean actor, and doing more lecturing.
Gardiner Green Hubbard, the father-in-law
Hubbard was a distinguished lawyer, the first president of the
National Geographic Society and a Regent of the Smithsonian
Institution. He had
made and lost several fortunes in technological ventures and
organized the Bell Telephone Company in 1877. In 1878, Hubbard recruited
Theodore Vail. who was then the superintendent of the Post Office's
Railway Mail Service. This was probably the most momentous personnel
decision in the history of the Bell System.
Theodore N. Vail (1845-1920), the friend In 1887, Vail clashed once too often with the
Boston bankers who had financed the Bell Company. Vail chose to
invest everything in the company, to improve service: The bankers
were blind to anything but a high dividend return. This break wlth the classic
capitalist mind forced him to leave before hls work was done and
then return to the rescue when so-called "practical men of business"
failed. He took an extended two-and-a-half year journey for his health and then
threw himself into various personal pursuits as far disparate as
driving a four-horse "four-in-hand" carriage
and playing the pipe organ. Concurrently, he was organizing new
ventures throughout the world and playing the perfect host for his many
friends. After a twenty year hiatus, he returned to the Bell Company
as chief executive and did some of his finest work.
Vail was not a man of his own time: He was far in advance of it.
Unlike the Robber Barons of finance of that age who saw the
accumulation of money itself as the sole purpose of their lives,
Vail looked on money as merely a resource whose only value was to
advance the System. He never
lost sight of his personal dream of a unified, interlocking
system..."One Policy, One System, Universal Service" He introduced
enlightened personnel policies, instituted pension and benefit plans, and made
employee ownership of stock possible on the installment plan. His motto
was, "Take the public into your confidence and you win the confidence
of the publlc."
The Oganization Grows
From the beginnlng, Bell and his associates recognized that it was
not sufficient to produce and sell telephones. The goal was to sell
service, which in turn demanded the development of all the support
equipment we see today.
Evolution of the Bell System and AT&T logo
Alexander Graham Bell (1847-1922)--The Early
Years
Alexander Graham Bell was born into a family whose lives and passions
revolved around sound, speech, and communication. His grandfather was
a Scottish cobbler, tavern keeper, and comedian who also gave staged
readings, and who gained prominence as a professor of elocution. In
London, he opened an elocutlon school and developed a lucrative
practice in the treatment of speech disorders. Legend has it that his
expertise in smoothing out a Cockney accent so impressed George
Bernard Shaw that he became the model for Professor Henry Higgins in
Pygmalion (later, My Fair Lady).
Bell's father was a linguist who taught speech to the deaf and gained
international fame by inventing a phonetic alphabet called Visible
Speech. This coded system reduced all verbal sounds to thirty-four
written symbols. Bell's mother, Eliza Symonds Bell, was deaf. A
painter of miniatures, she was also a talented pianist who was able to "hear"
the music she played by placing the mouthpiece of her ear tube on the piano's
sounding board. With a tuning fork in each hand, her young son would
stand for hours toying with the piano's vibrating strings, intrigued by
the mysterious nature of sound and how it travels along wires and
into the air.
When Bell was twenty-three, both of his brothers died from
tuberculosis. Fearing further loss, since Bell suffered from the
disease himself, his family moved to Canada where he recovered.
Teaching deaf children to speak was a revolutionary idea in America,
where sign Language or institutionalization were the prevailing
remedies. Bell traveled to America as his father's emissary and in
1872 introduced Visible Speech at the Boston School for the Deaf.
Under his tutelage, the deaf began to speak. He opened his own school of vocal
physiology and became a professor at Boston University.
In 1877, Bell married Mabel Hubbard. the daughter of one of his
financial backers. Mabel had lost her hearing at the age of four during an
epidemic of scarlet fever and had come to Bell as a pupil. Alexander
and Mabel, who had two daughters, were married for forty-five years. He
left the management of the Bell Company to others and became involved
in various endeavors. He invented an audiometer, founded
Science magazine and helped launch National Geographic. He offered
his home as a classroom for the first Montessori school in America,
acquired twelve honorary doctorates, and forever refused to have a
telephone in his study. He resented its persistent jangle. When he died of
diabetes in 1922 at the age of seventy-eight, all telephone service
throughout the United States stopped for one silent minute.
Alexander Graham Bell - The Invention Bell's patent was filed 2 hours before
American inventor Elisha Gray filed a patent caveat (a caveat is a notice
of intent to file a patent) for his own telephone design.
Although Gray challenged Bell in court, Bell's patent rights were upheld. Still,
many believe that Gray should have received the credit. Gray
subsequently went on to found the Western Electric Manufacturing
Company.
When not teaching, Bell turned his attention to Samuel Morse's
telegraph. Introduced in 1844, It required operators to translate coded
messages sent over a wire, and only one message could be transmitted
at a time. This caused untold backups and delays.
Competition to correct the situation was intense. Bell, Thomas
Edison, and the Western Union Telephone Company, to name a few, were
striving to develop a telegraph that would be capable of sending
several messages over a slngle wire simultaneously.
In 1874 Bell brought to Thomas Watson's electrical shop in Boston the
blueprints for his harmonic telegraph, which was based on tuning
forks with flexible organ reeds. All winter they tried to get it to
work without success. One evening Bell told Watson, though, that he had
another idea where he thought it would be possible to talk by
telegraph.
Bell said, "If I could make a current of electricity vary in
intensity, precisely as the air varies in density during the
production of a sound,
I should be able to transmit speech telegraphically." Thus started
the idea for the telephone. They had a receiving room and a
transmitting room. One day Watson plucked at a transmitter spring that
had stopped vibrating and Bell came rushing into Watson's room, asking,
"What did you do then? Don't change anything!" What Watson did was a lucky
accident. In trying to free a reed too tightly secured to the pole of its
electromagnet, he had produced a "twang", which was transmitted to
the next room.
What made it possible was something called a liquid transmitter,
which would deliver the current needed to transmit actual words. The
liquid was, in fact, battery acid.
The next day they built a crude telephone machine and strung the
world's first telephone wire. Bell's patent application was filed in
1876: he was twenty-nine years old.
Alexander Graham Bell -- After the
Invention
The Centennial Exhibition in Philadelphia occurred in 1876. Bell had
his new telephone there and an international panel of judges
marveled at his machlne. 'My God, it talks!" People exulted, as Bell
sputtered out Hamlet's soliloquy over the line from the main building
one hundred yards away.
Bell and Watson took their machine on the road, greeting each other
with "Ahoy! Ahoy!" over longer and longer distances, using the first
official form of telephonic address. (Thomas Edison was the first
person to use "hello" in answering the phone.) In 1877, Bell and his
patent partners founded the Bell Telephone Company (with 10 percent for
Watson). Two days later, Bell married Mabel Hubbard, and as a wedding
present, he gave her 30 percent of the company's shares.
They sailed to England where Bell introduced Queen Victoria to the
telephone. Further events of the year included the first use of the
telephone in newspaper reporting, the first telephone advertisement, and the
first telephone made available for business use.
Many companies tried to introduce their own telephones and Bell's
patent was infringed upon over and over. But in over six hundred
lawsuits, his patent withstood attack and he won every case.
A Comparison of Bell with Edison Bell was elegant in language, while Edison was earthy and coarse.
Bell's pictures show that he dressed as impeccably as a diplomat;
Edison was indifferent to clothing and usually slept in the plain garb of a
workman's wardrobe.
Edison had an inspired mechanic's hands: Bell was clumsy
and always needed a young assistant to construct models and apparatus
from his sketches.
Bell was a family man incarnate; Edison preferred to remain in his
shop, too preoccupled to give attention to wife or children. Edison
invented things to get money in order to stay on his treadmill of invention,
while Bell financed all of his work from his own funds. Where Bell loved
society, clubs, dinners, serious conversation and the organizing of
meetings: Edison loathed them all.
Bell traveled everywhere: Edison preferred to remain in his shop.
Bell was an imposing lecturer and prolific writer, but Edison detested
speechmaking and never wrote an article for publication. Bell sought
the company and approbation of scientists: Edison showed contempt for
them.
Edison could organize large teams of engineers and scientists:
Bell always preferred a tiny group of near-amateurs around
him.
And yet, they were similar in many ways. Both were deficient in
mathematics, having minds of a primarily visual cast. Neither spared
himself energy or time when hot on the trail of an idea or attacking
a difficulty, though Bell never locked up an entire laboratory, as
Edison did, refusing to let hls men leave until a problem had been
solved!
Both were famous at early ages from inventions which caught the
public's imagination and resulted In short lived crazes for telephone
and phonograph lectures. It is ironic that Edison's telephone
improvements made Bell's discovery capable of wide application, and
Bell's work on
phonograph recording and duplication turned Edison's invention into a
popular, commercial article.
Both were active in biological studies, Edison in hybrid plants, Bell
in heredity and selective breeding. Empirical in their methods, both
mounted enormous numbers of experiments and trials to find materials
and forms for their ideas.
Omnivorous readers, their methods were haphazard, spasmodic and
uninhibited in approaching the difficulty of any subject. Both were
agnostics in religion. Edison was deaf, and Bell devoted much of his
life to that affliction. Their powers of concentration were
extraordinary, and both kept detailed voluminous journals.
But the indispensable attributes they shared were: a childlike wonder
at the mysteries of creation: a stubborn, often mindless faith that
diligence coupled to thought could make an apparatus for penetrating
those mysteries: and a purposeful serenity, devoid of all doubt in the
value of their work. Invention, admittedly, is only one species of
creativity, but it is still important and needed. Its psychology
remains unmapped in our time. Thomas Edison Says "Hello" How to Connect Two Telephones Together How to Connect More Than Two Telephones
Together Switchboards: How to Selectively Connect Two or More
Telephones
The Automatic Telephone Operator
Although the step-by-step dial system was probably the most widely used, there
were two other popular systems:
Talking Long Distances When No One Has Invented Amplifiers Electron-Tube (Vacuum Tube) Amplifiers An experimental three-amplifier circuit, running from New York to
San Francisco, was operating in 1914. By the next year, a six-amplifier
circuit over the same route was serving commercially. The line loss was 60dB.
Without the amplifiers, 1/1,000,000 of the transmitted energy would have
arrived at the receiving end of the line. The amplifiers made up for 40 dB
of gain(10,000 times power amplification), leaving a line that had about the
same losses as some of the short-distance interurban lines.
Although this was a marvelous step forward, it still left much to be
desired. The instability, sensitivity to battery voltage on the
elements, and
rapid aging were all serious problems that demanded a lot of
maintenance attention. But in 1927, H.S. Black of Bell Telephone
Laboratories,
while pursuing a better way to adjust the gain (or volume) of an
amplifier, stumbled across an astonishing phenomenon. His modified circuit
actually stabilized the vacuum tube amplifier against all of these
infirmities. The theoretical concept is termed negative feedback. It
was a number of years before Hendrick W. Bode of Bell Labs provided a solid
mathematical explanation, understanding, and design approach to this
concept, but it revolutionized amplifier design.
The amplifiers were
now used as building blocks, plugged in wherever necessary to provide
gain and operating virtually without any attention. They could now be
set in remote, unattended locations, or placed in undersea service,
and yet would continue to function impeccably. How to Connect All the Bloomin' Wires
The development of telephone cables is a complete story in itself,
but the highlights are these:
Astrologers might be interested in the fact that Edison and Bell were
born within days of each other. Yet these two figures, whose names
dominated the public mind in the field of technology, possessed
characteristics which spanned the entire conceivable spectrum of
factors that make a successful inventor.
(From The Telephone Book, H. M.
Boettinger)
Thomas Edison was responsible for the way we answer the telephone
today. Originally people wound the phone wlth a crank,which rang a
bell, and then said: "Are you there?" This took too much time for
Edison. During one of the hundreds of tests made in his laboratory,
he picked up the phone one day, twisted the crank and shouted: "Hello!" This
became the way to answer the telephone all over America, and it still
is. -- Margaret Cousins,The Story of Thomas Alva Edison. (1965)
This is fairly easy: Just run a pair of wires from one phone to the
other. One to carry the electrons out, and the other for the electrons to
return--you have to have both to have a working circuit! This is just
what Alexander Graham Bell did; he had one phone in his office and the
other in Watson's workshop. They could talk back and forth, with no
one interrupting. No batteries or other power source was necessary
-- the telephones operated on the electricity generated by the
receiver/transmitter diaphragm moving under the infiuence of the
speaker's
sound waves. But sound quality wasn't very good, and it certainly
wasn't very powerful!
In 1876, Bell did some further experiments outside, using stovepipe
wire nailed to a fence as the conductors. This was the first, but
certainly not the last, time that anyone used an "iron-wire" line. It
worked well enough to prove the point over a quarter-mile transmission
path and it was used extensively in the many private telephone
companies well into the twentieth century. He then borrowed an existing
telegraph circuit that was installed properly on a pole line and
talked, first over a one-way path of eight miles, and then over a
16-mile path in 1877.
This isn't at all difficult, either...not as long as you don't mind
having everyone able to talk and to listen in at the same time! It's
called a party
line, and many communities were set up this way, with ten or more
parties all on one line. By now, the telephone engineers had figured out
that you needed some way to tell the distant party that you'd like to
speak with them. They installed a ringing generator on the line: This was a
device that you'd crank to make a voltage which went down the line
and rang a bell at the other end. Of course, with ten people on the line, you
needed to have a different set of rings for each person. And,
believe it or not, this type of service was still the only thing
available in a number
of places in the Unlted States into the late 1940s. The Bell System
was constantly urged by the US govemment to take over these multi-party
iron-wire telephone companies and upgrade the service to industry
standard.
In July of 1877, a druggist in Hartford, Connecticut installed a
switchboard to connect seven doctors to hls store. Thls was the flrst
switchboard, which was followed by a veritable explosion of these
critical items in the telephone central offices. At the beginning, boys of
12-16 years were hired to operate the boards. Because of a lack of
discipline, they were soon replaced by young women who set a far higher
standard. As more telephones were added to each central office,
switchboard demands increased astronomically. A rule of thumb: The number of
switching appearances must equal the product of half the number of
phones times the total number of phones (for 50 phones, one
needs 1250 appearances). Here's how that is accomplished:
The switchboard operator certainly was a big improvement over party
telephones. But wasn't there perhaps a quicker, better way to connect
two telephones? An undertaker by the name of Almon Strowger, who
lived in Kansas City, reputedly was being harassed by operators who gave
his customers the wrong numbers, in an effort to drive him out of
business. He responded by inventing a gadget that made the telephone
connection at the central office without operator assistance.
Automatic Electric, a company formed to exploit this gadget, made a
giant business
out of it as a "step-by-step" dialing system. The company continued
In the telephone business, becoming the central organization of
GTE.
For a number of years, telephones operated without the use of
amplifiers to step up the power going out on the line. In fact, no
one had invented vacuum tubes, let alone transistors, and there was no
way to amplify a telephone conversation. The carbon-button microphone, a great
improvement on Bell's original dynamic phone, served well for local
conversations. But people wished to talk over greater distances.
In 1884, it was Boston to New York City: the next year, Philadelphia
to New York. In 1892, people could speak from Chicago to New York, a
distance of about 700 miles with no energy but that delivered by the
human voice! To do this, special open-wire telephone lines, suspended
as usual from telephone poles, were used. Typical wire in those days
was 8-gauge hard-drawn copper, measuring over 1/8" in diameter and
weighing about 900 pounds for every mile of circuit! 700 miles would
have been the maximum distance possible, except for a clever
invention in 1900 by a Columbia University professor, Mlchael Pupin.
He derived a "loading" concept for the telephone lines, and actually
reduced the amount of power lost in the line. This improvement
resulted in a long-distance line from New York to Denver by 1911, with
energy supplied only by the speaker's voice.
The invention of the triode vacuum tube by Lee de Forest in 1908, and
his selling of the rights to this invention to the Bell System in
1912,
brought a powerful new device to telephone service. The vacuum tube
was the magic key to unlocking the problem of clear, loud,
long-distance communication. Fragile, unstable, short-lived, somewhat
unpredictable, the tube still performed wonders as a power amplifier
to make up the losses in the telephone lines.
The first few telephones didn't leave many tracks as their circuits
moved across town. However, as more and more phones became active, the
proliferation of pole lines and wires festooning these lines became
first more amazing, then astounding, then a downright bloomin'
nuisance.
Pictures of the New York City scene in the late l880s show pole lines
with as many as 15 to 20 cross arms, and up to 350 wires per pole!
Something had to be done!
The answer was to make up a cable consisting of a number of pairs of
wires, with each pair devoted to a single telepbone. The entire
cable could then be buried in the earth, out of sight and out of
harm. This was no easy task. In the time of- no plastics--no
synthetic rubber or silicones--no amplifiers!
Somehow or other, all of these and many other problems were
successfully solved. Cables were in service by 1900, and rapidly
displaced the open-wire lines in cities. Service in the rural areas
and toll-line service remained open-wire, because of its lower loss
and longer distance capability.
The Social Effects of the Telephone With phones now in outlying areas,
merchants were eager to install more to handle orders, but there were
many complaints about social conversations tying up the lines.
"Chatting on the phone" was regarded as "one more female
foolishness," and women speaking on the phone were the object of many
cartoons and other prejudices. The telephone was effective, though, in freeing
women from traditional social limitations, and it was also important in
offering them economic opportunity in the growing telephone
industry.
Women became telephone operators:
The telephone company even provided the training. Women soon moved
into the business office to handle billing and customer complaints,
or they worked on the production line at the plants manufacturing
equipment.
As early as 1909, the American Telephone and Telegraph Company
described its Bell System as a "Highway of Communication."
Already 25% of American homes had installed phones, and there were
many more in businesses and public places. So much "communication"
inevitably resulted in problems, and the telephone company found it
was necessary to campaign for courtesy and to forbid profanity,
yelling, and abuse.
The telephone company's simple advice to practice "The Golden Rule"
was eventually replaced by entire chapters in etiquette books, as
Americans everywhere looked for ways to cope wlth this fabulous but
demanding invention.
The Telephone as an Instrument Of
Self-Torture A Love-Hate Relationship with the Telephone I do not like what seems to be happening, in a sociological sense, with
telephones, that people on the street or in a restaurant now take out cellular
phones to make a quick call during dinner. I do not think that
answering machines have made my life any simpler or better. They may have
improved the lives of some people, but not mine.
It now takes six calls to
impart the kind of information that used to be accomplished in one
telephone conversation. There are three or four exchanges of
messages, then the actual information is left on the machine, and then there is a
later message in which the caller seeks to know if his message has been
received, and if it is agreeable. I understand that the supposed
benefit of answering machines is that you do not have to have a
conversation with another human being, that is the very point of them,
not efficiency, but that does not seem to me to be a good thing either. I would
prefer neither to talk on the telephone nor to leave a message or to receive one.
There is one time, however, that I do like the telephone, and that is
at the beginning of a love affair, when the telephone becomes a totem. It is
possessed of magic, symbolism, power. The telephone becomes the
source of all pleasure and pain. One stares at it, lifts the receiver
to make sure that it is working. Restrains oneself from making other calls.
Holds it in one's lap. Throws it across the room." -- Susanna Moore,
novelist. 1993 Telephones In Early Palo Alto Sunset moved its office to Hall's Pharmacy at University and High
Streets. which provided a "sound-proof conversation room" -- Palo
Alto's flrst public telephone booth! Shortly afterward, the threat of
competition brought the price down to $1.50 a month, and by the end
of 1897, twenty phones were installed, and subscribers included two
doctors and the editors of both local newspapers. When the exchange
moved in 1901 to offices over Smith's Cyclery on the Circle, service
for the 100 subscribers required three daytime operators, with a Stanford
student on call at night. Telephone installers of the era often used bicycles
to reach their customers -- and had a job transporting all the needed
equipment. Emma N. Nutt, First Telephone Operator The
Phone of the Future
Web Sites
Adventures in Cybersound: Online dissertation
Summary of the history of communications and electronics.
AT&T Laboratories Research history Covers a variety of topics concerning
the history of telephony, fax, TV, and other milestones of electronics.
AT&T Technology Center. AT&T's history of the telephone and some interesting film clips.
Thomas J. Dodd Research Center, University of Connecticut Libraries.
History and vignettes from the New England Telephone Company
Interesting Telephone Facts: Christianson Telephone Collection Some off-beat
photos, whimsical, not likely to be found elsewhere images.
Tribute to the Telephone Lots of photos of equipment,
useful links to related sites.
Webb & Associates: Telecommunications History
Timeline of telecommunications history, more links
Books
Hello, Central?: Gender, Technology and Culture in the Formation of Telephone
Systems: Martin, Michele & Martin, Michaele: 1991
Once Upon a Telephone: An Illustrated Social History:
Stern, Ellen & Gwathmey, Emily: 1994
The Telephone and Its Several Inventors: A History: Coe, Lewis: 1995
The Telephone Enterprise: The Evolution of the Bell System's
Horizontal Structure, 1876-1909: Garnet, Robert W.: 1999
Our Special Thanks
It's hard to believe in today's telephone-saturated society, but in
the beginning, all emphasis on telephone
use was for business-related activities. After struggling to persuade
Americans that his invention was more than a toy, Alexander Graham
Bell was determined to keep the telephone for serious purposes. The
first subscribers were usually doctors, druggists, and businessmen,
and the phone was not immediately available to private homes. Service
was expensive at a time when wages were a few dollars a week. Where
private homes did have phones, most had servants to answer them and
take messages. Even after the telephone company realized that
residential service could be profitable, it pitched its ads as a
"household executive."
Many people soon realized the advantages of the telephone. Women
discovered the telephone as a means to a wider social life, as well
as a convenience for ordering goods and services. As homes moved further
from the center of town, phone calls came to replace "visiting over
the back fence." Farmers were quick to demand service, although they
often had to organize subscribers and string the wires themselves.
Access to market prices, weather reports, and emergency aid was the practical
reason for getting a phone, but many of the families used it for
relief from loneliness and isolation.
The telephone, when you do speak on it, effectively strips your
personality of all its non-audio charm-all smiles and winks and other
facial expressions that help to convey subtlety and clarify your meaning.
And God help you if you don't have a beautiful voice.
Then, too, when you speak an the telephone you never know quite what's
going on at the other end of the line. You can't see the facial
expressions of whomever you're talking to, so you really never know
where you are with them. Perhaps they're bored. Or dripping wet. Or
watching television. Perhaps they have put the receiver down and
walked away. Perhaps someone else is with them, listening to what
you're saying, and they're both exchanging funny faces and other signals,
and they can scarcely contain their laughter about what you're saying.
Paranoia, anyone?
"I understand why the telephone is in theory a good thing, and I
would be very unhappy were l unable to make use of one when I
pleased, or in an emergency, but the truth is that l do not like the telephone. I do
not like the sound of it. I do not particularly admire how they look,
even the old ones, even the new ones that look like Barbie or Mickey Mouse.
Telephone service came to Palo Alto in 1892 when enterprising
businessman John F. Parkinson installed a phone in his lumber and
hardware store on Alma Sheet. The lumberyard was also the location of
the first post office and telegraph service. This first public phone served
a community of 300 and connected residents with their neighbors in
Menlo Park and Mayfield.
Service to subscribers was provided by ringing a bell installed in
their homes or businesses to notify them there was a message waiting
at the central office. Parkinson, who later became mayor of Palo Alto, often
answered the phone and delivered the messages himself.
The first phone company to begin service in Palo Alto was the Sunset
Telephone Company, which started service in 1893. It installed a switchboard
and solicited subscribers for $4 a month. Early subscribers included
J. Farmin's butcher shop and Morris and Mershan, real estate agents, but
service was only available during business hours, and the telephone network
grew slowly.
Relations between townspeople and the phone company were often rocky.
The City Council criticized the size and shape of the poles, and there
were many complaints about the poor quality of the service. At a
lively meeting in 1905, the company spokesperson responded that this
was "due to the town's having outgrown its trousers." He promised the
company would do better. However, dissatisfaction was so great
over utility poles with cross-arms, that the company was finally
persuaded to install a lead-coated cable with 150 pairs of wires to
run down University Avenue, thus permitting removal of the
unsightly poles.
The rapid increase in demand for service required frequent moves to
larger quarters. Merchants urged their customers to "shop by mail or
telephone." Bixby and Lillie Grocers installed a second phone "for
better service," the Stanford Deli suggested ordering "home
cooking," and the
newspaper listed the numbers of local businesses.
On February 8, 1915, Palo Alto received its first coast-to-coast
long- distance call when Mrs. B. S. Mitchell's son-in-law in New York
called to reassure her about the success of her daughter's operation.
In 1929 the phone company (now Pacific Telephone & Telegraph
Company) shifted over to the automatic dial system, and Palo Alto's
telephone service entered the modern era.
Early telephones were connected to each other by switchboards. The
iron or copper wire joined customers' telephones to the telegraph wires,
which plugged Into the central office. The earliest switchboards
required operators to drag the wires across the bare floor to connect one
subscriber to another. The first people to handle this job were young
men who had worked at the telegraph office. However, most of them turned
out to be ill-suited for the job. They insulted callers, pulled
pranks and crossed wires. Young women were recruited for the job,
especially those with patience and composure.
Miss Emma M. Nutt of Boston became the first central switchboard
operator. She was working at the telegraph office when she changed
jobs in 1878, and was the first to be addressed as "Central", a nickname that
would stick for the next fifty years.
Emma, earning ten dollars a month and necessarily single (the New
England Telephone Company did not hire married women until 1942), set
the stage for many a respectable young woman eager to make a living
as something other than schoolmarm, shop girl, or nurse.
The operator's wardrobe was as prim and proper as she was. Starched
and corseted, she perched stiffly on her stool, the metal headset
flattening her hair, the six-pound Gilliland Harness weighing down her shoulders
and strapped around her waist. She was not allowed to cross her legs,
blow her nose, or wipe her brow without permission of her female
supervisor. She worked nine hours a day, six days a week, with
no overtime. Lunch was provided by the company, since it was
considered inappropriate for a young woman to travel about looking
for a restaurant. In spite of this carefully regulated life, the telephone
operator's job was a coveted one.
Talk to your parents long-distance over the Internet? With today's
technology, you can call Dad on the other side of the country
or world at no more than the cost of your local Internet access. The
potential of Net phones to circumvent long-distance rates has been a big
part of their appeal to consumers.
Feeling threatened, a group of long-distance sub carriers has asked the
government to stop the technology before it has a chance to move out of
its infancy. Some long distance carriers, such as AT&T, Sprint, and MCI
are going to become Internet carriers. Right now, there are no restrictions
on Net phone use, although the technology imposes its own limitations.
Besides the cost benefits, other pluses result from the computer's
ability to handle text and graphics in addition to sound, and from
computers being networked. For example, Internet phones make great
answering machines. Because of the way computers connect to one
another, they always know who's calling. You can therefore create
specific messages for specific callers. You also can save voice messages,
route them, and create database records from call logs. Voice
conversations can be expanded into audio-visual conferences. And
because most Internet telephone users will connect through a central
server, the systems form new types of networking hubs, worldwide
switchboards where you can meet new people, screening your choices by
means of textual information displayed about each user. If you're
worried about the security of Internet phone conversations, you can
use encrypted systems.
However, reaching another party via Internet telephones is a lot more
complicated than dialing a standard phone. For one thing, both parties
need to be running the same software. Both parties must be on-line
and running the software when the call is made:
Otherwise the phone won't ring. Most programs require either a
Macintosh or Windows system with a sound card, speakers, and microphones.
At this stage, though, the sound quality leaves a lot to be desired.
Despite their shortcomings, most Internet phone programs are quite
adequate for recreational (i.e., calling your parents) communications.
If we gaze into the crystal ball, it appears that eventually, Internet
phones will do more than replace traditional telephones. In the same
way the Internet brought low-cost print and gaphics communications to
millions, Internet phone software is likely to extend voice
communications in ways we've never imagined.
The Museum is indebted to many individuals and institutions for this
exhibit. We commend and thank in particular:
| The museum also wishes to thank the following people for their contributions in presenting the exhibit: | |
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The curator for the exhibit was Bill Wehrend.
Photo credits and acknowledgements
MOAH Exhibits: Wayland Lee
All trademarks, tradenames and proprietary images are the property of their owners.
Funding for this exhibit was provided by Cellular One.
Original booklet design by Dick Clark.
Installer on bike: Christianson Telephone Collection
Thomas A. Watson: Braintree Electric Power Department
T. N. Vail: Digital Antiquaria
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Original content Copyright © 2000, 2001; Museum of American Heritage This page last updated January 27, 2001 |
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