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[Signal station in the Rockies, showing telephone installation and signal man using heliograph]

[Signal station in the Rockies, showing telephone installation and sig...

National Photo Company Collection. No. 11903 A. Neg. no. 2183.

Nebraska Farmers - Telephone crew.

Nebraska Farmers - Telephone crew.

summary: This particular telephone crew strung five copper wires from Omaha, Nebraska, to Denver, Colorado. The woman pictured is the operator. original size: 6x8

"A Telephone Operator" portrait photograph, facing left

"A Telephone Operator" portrait photograph, facing left

Bust of woman, facing left, wearing earphones and a mouth piece. J151025 U.S. Copyright Office. Photo copyrighted by the New England Telephone and Telegraph Co. This record contains unverified, old data from ca... More

[Henry Morgenthau, half-length portrait, seated at desk, facing right, holding telephone receiver]

[Henry Morgenthau, half-length portrait, seated at desk, facing right,...

J181940 U.S. Copyright Office. Public domain photograph - Portrait, United States, free to use, no copyright restrictions image - Picryl description

[Installing telephone instrument]

[Installing telephone instrument]

Public domain photograph of Middle East, free to use, no copyright restrictions image - Picryl description

Here is the "inside workings" of the automatic telephone, located at the Smithsonian Instituion, Wash., being operated by Carl Mitman. The electro magnets do all the work. The current necessary to operate these magnets is supplied by 32 dry batteries located in the box at the left. The motor generator is along side. This machine is capable of operating 50 telephones
[Telephone operator at post, new quotation system, New York Stock Exchange]

[Telephone operator at post, new quotation system, New York Stock Exch...

Copyright by New York Stock Exchange. Public domain photograph - Portrait, United States, free to use, no copyright restrictions image - Picryl description

Deserted Jaffa Road showing troops laying telephone wire along the highway [Jerusalem]

Deserted Jaffa Road showing troops laying telephone wire along the hig...

Public domain photograph, 1930s-1940s Jerusalem, Palestine, History of Israel, free to use, no copyright restrictions image - Picryl description

Fingerprint met hard on crooks. It is possible, according to E.K. Thode, chief of the National Division of Identification and Information, to reconstruct a fingerprint with positive accuracy from a verbal description received by telephone or telegraph. Mr. Thode's division works under the jurisdiction of the Bureau of the United States Department of Justice

Fingerprint met hard on crooks. It is possible, according to E.K. Thod...

Public domain photograph of people in office, interior, the 1910s-1920s America, free to use, no copyright restrictions image - Picryl description

Chesapeake and Potomac Telephone Company. C&P Brookland dial center at 1039 Lawrence St., N.E.

Chesapeake and Potomac Telephone Company. C&P Brookland dial center at...

Picryl description: Public domain image of a commercial or residential multi-story building, condominium, 20th century, free to use, no copyright restrictions.

Miscellaneous subjects. Telephone, directory and globe

Miscellaneous subjects. Telephone, directory and globe

Public domain photograph of midcentury American office, workers, free to use, no copyright restrictions image - Picryl description

Chesapeake and Potomac Telephone Company. Pictures made at Woodward & Lothrop store of girls using the phone for the Transmitter magazine V

Chesapeake and Potomac Telephone Company. Pictures made at Woodward & ...

Public domain photograph of midcentury American advertising, free to use, no copyright restrictions image - Picryl description

Leon Chatelain Jr., architect. End view of telephone exchange at 1420 Columbia Rd.

Leon Chatelain Jr., architect. End view of telephone exchange at 1420 ...

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Tel-Aviv Exchange Automatic Telephone.

Tel-Aviv Exchange Automatic Telephone.

Public domain photograph of 1920s Israel, free to use, no copyright restrictions image - Picryl description

Telephone operators. Littlefork, Minnesota

Telephone operators. Littlefork, Minnesota

Public domain photograph - historical image of Minnesota, United States, free to use, no copyright restrictions image - Picryl description

Telephone linesmen raising wires to keep them above the flood level. Near Cache, Illinois

Telephone linesmen raising wires to keep them above the flood level. N...

Public domain photograph of telephone wires, free to use, no copyright restrictions image - Picryl description

Telephone operator, Littlefork, Minnesota

Telephone operator, Littlefork, Minnesota

Public domain photograph - historical image of Minnesota, United States, free to use, no copyright restrictions image - Picryl description

G.O.C. visits overturned locomotive on the Jerusalem Lydda Railroad Line. The wreck scene through the arch formed by a broken telephone post also the work of saboteurs

G.O.C. visits overturned locomotive on the Jerusalem Lydda Railroad Li...

Picryl description: Public domain image of a quarry, mine, excavation, or mining site, free to use, no copyright restrictions.

Southern New England Telephone Company, administration building, New Haven, Connecticut. Church St. facade from right, sharp

Southern New England Telephone Company, administration building, New H...

Public domain photograph of church building, free to use, no copyright restrictions image - Picryl description

Southern New England Telephone Company, administration building, New Haven, Connecticut. Secretarial office

Southern New England Telephone Company, administration building, New H...

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Southern New England Telephone Company, administration building, New Haven, Connecticut. Conference room

Southern New England Telephone Company, administration building, New H...

Public domain photograph of living room, free to use, no copyright restrictions image - Picryl description

Southern New England Telephone Company, administration building, New Haven, Connecticut. General exterior from north III

Southern New England Telephone Company, administration building, New H...

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Waste paper. Outdated telephone directories are a good source of the paper packing so badly needed today for shipment of defense and lend-lease goods. This pile of directories is in the stock room of a Philadelphia paper mill, which will make pasteboard packing out of it

Waste paper. Outdated telephone directories are a good source of the p...

Public domain photograph of Pennsylvania in 1930s, free to use, no copyright restrictions image - Picryl description

Miner using telephone at 500-foot level at gold mine. Mogollon, New Mexico

Miner using telephone at 500-foot level at gold mine. Mogollon, New Me...

Public domain photograph related to development of telegraph, free to use, no copyright restrictions image - Picryl description

Sign on telephone pole, New Madrid, Missouri

Sign on telephone pole, New Madrid, Missouri

Public domain photograph - historical image of Missouri, United States, free to use, no copyright restrictions image - Picryl description

Telephone operators at Aberdeen proving grounds. Aberdeen, Maryland

Telephone operators at Aberdeen proving grounds. Aberdeen, Maryland

Public domain photograph of Maryland in 1930s, free to use, no copyright restrictions image - Picryl description

Air raid protection--what NOT to do when alarm sounds. DON'T use the telephone. It may be dull during an air raid, but if you are the chatty kind, save it. You may be tying up lines that are important for wardens' reports, fire calls, or other vital matters. Calling the fire department will do you no good

Air raid protection--what NOT to do when alarm sounds. DON'T use the t...

Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description

Civilian defense. Communications vital to civilian defense. The New York City Emergency Services truck displayed at the ivilian defense show at Madison Square Garden, New York, in October, is equipped with a dispatcher's desk and telephone facilities for workers sent out from the truck. It is also equipped for two-way communication with a central office

Civilian defense. Communications vital to civilian defense. The New Yo...

Public domain photograph of 1930s-1940s US industrial development, Second World War, US war production, indusry, no copyright restrictions image - Picryl description

Bell Telephone Laboratory, Murray Hill, New Jersey. Main group through acoustics laboratory windows I

Bell Telephone Laboratory, Murray Hill, New Jersey. Main group through...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratory, Murray Hill, New Jersey. Lounge windows

Bell Telephone Laboratory, Murray Hill, New Jersey. Lounge windows

Picryl description: Public domain image of a modernist architecture building, 20th century, free to use, no copyright restrictions.

Bell Telephone Laboratory, Murray Hill, New Jersey. Main group, vertical detail from acoustics laboratory roof

Bell Telephone Laboratory, Murray Hill, New Jersey. Main group, vertic...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratory, Murray Hill, New Jersey. Machine shop

Bell Telephone Laboratory, Murray Hill, New Jersey. Machine shop

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

U.S. Highway 80, Texas, between Fort Worth and Dallas. Telephone linemen

U.S. Highway 80, Texas, between Fort Worth and Dallas. Telephone linem...

Public domain photograph of 1930s America, free to use, no copyright restrictions image - Picryl description

Chicago, Illinois. Provident Hospital. Secretary and telephone operator

Chicago, Illinois. Provident Hospital. Secretary and telephone operato...

Public domain photograph of the United States in the 1930s, portraits, people, events, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratory, Murray Hill, New Jersey. Acoustics laboratory from right II

Bell Telephone Laboratory, Murray Hill, New Jersey. Acoustics laborato...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Park County, Montana. Telephone line

Park County, Montana. Telephone line

Public domain photograph of United States countryside, nature, during 1930s, free to use, no copyright restrictions image - Picryl description

New York, New York. Recording room of the New York Times newspaper. Overseas shortwave telephone operators receive messages from Berne, Switzerland, and Honolulu. Other places have been cut off since the war

New York, New York. Recording room of the New York Times newspaper. Ov...

Picryl description: Public domain photograph of an office worker, 1930s, free to use, no copyright restrictions.

Bell Telephone Laboratories, Murray Hill, New Jersey. Distant view of laboratories

Bell Telephone Laboratories, Murray Hill, New Jersey. Distant view of ...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratory, Murray Hill, New Jersey. Distant view from entrance drive

Bell Telephone Laboratory, Murray Hill, New Jersey. Distant view from ...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Oakridge, Oregon. Town telephone switchboard. Population of the town is 520

Oakridge, Oregon. Town telephone switchboard. Population of the town i...

Public domain photograph of 1930s industry, war production in the United States free to use, no copyright restrictions image - Picryl description

Rochester, New York. Madison E. Butler, assistant chief inspector for the Stromberg-Carlson Telephone Manufacturing Company, who developed a visual-lamp indicator to test field telephone switchboards and which the U.S. Army Signal Corps claims has saved the equivalent of almost thirty-seven years work, shown at his testing instrument. He received one of the first five "Citations of Individual Production Merit" for his idea which has an outstanding effect on the entire war effort

Rochester, New York. Madison E. Butler, assistant chief inspector for ...

Public domain photograph of the 1930s-1940s World War Two, armed forces, military production, no copyright restrictions image - Picryl description

New York, New York. Telephone booth inside the Hurricane Ballroom

New York, New York. Telephone booth inside the Hurricane Ballroom

Public domain photograph of New York in 1930s, free to use, no copyright restrictions image - Picryl description

Chicago, Illinois. Reservation girl at the Union Station taking a reservation for a passenger by telephone

Chicago, Illinois. Reservation girl at the Union Station taking a rese...

Public domain photograph of indoor, interior activity, America in the 1930s, free to use, no copyright restrictions image - Picryl description

Japanese-American volunteers. Assistant Kauai county agricultural agent, Morito Kawakami held a position important in the island's economy but nonetheless volunteered for duty with the AJA [Americans of Japanese ancestry] combat unit for which Kauai held the territory's first physical examinations. He is examined by Captain E.P. Danforth, U.S. Army, at one of the last stages in the stiff physical examination. Kawakami, thirty-one, was born in Eleele, Kauai, and latterly lived in Lihue. He married in November, 1939 and Mrs. Kawakami is chief operator for the Kauai Telephone Company. Mr. Kawakami attended the University of Hawaii from 1929 to 1933 and was a member of the ROTC (Reserve Officer Training Corps) for two years. He has two sisters and three brothers, one of the latter, Keiji, is a fellow volunteer for duty with the U.S. Army

Japanese-American volunteers. Assistant Kauai county agricultural agen...

Picryl description: Public domain photo of Japanese painting, free to use art, no copyright restrictions image.

Chesapeake and Potomac Telephone Company. C&P building at 301 King St., Alexandria, Virginia I

Chesapeake and Potomac Telephone Company. C&P building at 301 King St....

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

Chesapeake and Potomac Telephone Company. Mt. Vernon Ave. C&P building, rear view of addition

Chesapeake and Potomac Telephone Company. Mt. Vernon Ave. C&P building...

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description

Bank of Canton office in a building that once housed a telephone exchange, San Francisco, California

Bank of Canton office in a building that once housed a telephone excha...

Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. The pagoda was completed in 1909, three years after San... More

Document, 1879 Jan. 8, stating Emile Berliner's claims to telephony inventions

Document, 1879 Jan. 8, stating Emile Berliner's claims to telephony in...

May have been inside envelope addressed to Houghton Mifflin & Co., "re Watson's article, 1916." Drawing of invention attached. Document asserts Emile Berliner's claims to have invented improvements to telephony... More

U.S. Naval Base, Pearl Harbor, Telephone Exchange Building, Morton Street near Clark Street, Pearl City, Honolulu County, HI

U.S. Naval Base, Pearl Harbor, Telephone Exchange Building, Morton Str...

Significance: The U.S. Naval Base, Pearl Harbor was designated as a National Historic Landmark in 1964; due to the crucial role it played in the Nation's defense during the twentieth century and the calamitous ... More

Naval Air Station Barbers Point, Telephone Exchange, Coral Sea Road north of Bismarck Sea Road, Ewa, Honolulu County, HI

Naval Air Station Barbers Point, Telephone Exchange, Coral Sea Road no...

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

Naval Air Station Barbers Point, Telephone Exchange, Coral Sea Road north of Bismarck Sea Road, Ewa, Honolulu County, HI

Naval Air Station Barbers Point, Telephone Exchange, Coral Sea Road no...

Public domain photograph of train station, free to use, no copyright restrictions image - Picryl description

Letter from Alexander Graham Bell to Mabel Hubbard Bell, December 26, 1875
Chesapeake & Potomac Telephone Company Warehouse, 1111 North Capitol Street, NE, Washington, District of Columbia, DC

Chesapeake & Potomac Telephone Company Warehouse, 1111 North Capitol S...

Significance: The Chesapeake & Potomac Telephone Company Warehouse is significant for its role in the development and maintenance of Washington, DC's telephone network by the Chesapeake & Potomac (C&P) Telephon... More

Chesapeake & Potomac Telephone Company Warehouse, 1111 North Capitol Street, NE, Washington, District of Columbia, DC

Chesapeake & Potomac Telephone Company Warehouse, 1111 North Capitol S...

Significance: The Chesapeake & Potomac Telephone Company Warehouse is significant for its role in the development and maintenance of Washington, DC's telephone network by the Chesapeake & Potomac (C&P) Telephon... More

Journal by Mabel Hubbard Bell, from July 20, 1883 to October 6, 1884

Journal by Mabel Hubbard Bell, from July 20, 1883 to October 6, 1884

Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

U.S. Naval Air Station, Telephone Workshop & Storehouse, Mustin Avenue, Pensacola, Escambia County, FL

U.S. Naval Air Station, Telephone Workshop & Storehouse, Mustin Avenue...

Significance: Constructed in 1943 as the Telephone Workshop & Storehouse, Building No. 738 played a supportive communications infrastructural role at Naval Air Station (NAS) Pensacola during World War II, and l... More

U.S. Naval Air Station, Telephone Workshop & Storehouse, Mustin Avenue, Pensacola, Escambia County, FL

U.S. Naval Air Station, Telephone Workshop & Storehouse, Mustin Avenue...

Significance: Constructed in 1943 as the Telephone Workshop & Storehouse, Building No. 738 played a supportive communications infrastructural role at Naval Air Station (NAS) Pensacola during World War II, and l... More

Telephone exchange. Radburn, New Jersey

Telephone exchange. Radburn, New Jersey

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

Pacific Telephone & Telegraph Company Building, 1519 Franklin Street, Oakland, Alameda County, CA

Pacific Telephone & Telegraph Company Building, 1519 Franklin Street, ...

Significance: This structure is historically important for its association with early 20th century growth of telephone service in the East Bay and the fact that it is still used by the firm that built it. At t... More

Pacific Telephone & Telegraph Company Building, 1519 Franklin Street, Oakland, Alameda County, CA

Pacific Telephone & Telegraph Company Building, 1519 Franklin Street, ...

Significance: This structure is historically important for its association with early 20th century growth of telephone service in the East Bay and the fact that it is still used by the firm that built it. At t... More

Pacific Telephone & Telegraph Company Building, 1519 Franklin Street, Oakland, Alameda County, CA

Pacific Telephone & Telegraph Company Building, 1519 Franklin Street, ...

Significance: This structure is historically important for its association with early 20th century growth of telephone service in the East Bay and the fact that it is still used by the firm that built it. At t... More

Letter from Alexander Graham Bell to Gardiner Greene Hubbard, November 1, 1877
Notebook by Alexander Graham Bell, from July 3, 1877 to September 19, 1879
Blind girls operating telephone switchboard

Blind girls operating telephone switchboard

Picryl description: Public domain image of a bureau, office furniture, desk, chair, free to use, no copyright restrictions.

[Blanche Bates, full-length portrait, standing, facing right, on telephone]

[Blanche Bates, full-length portrait, standing, facing right, on telep...

Picryl description: Public domain image of a living room, salon, office, late 19th-century interior, free to use, no copyright restrictions.

The telephone girl - Victorian era public domain image

The telephone girl - Victorian era public domain image

Photograph shows young woman, wearing lacy dress, seated, posed using telephone. Copyright 1909 by Rotograph Co., New York.

[Young woman with telephone]

[Young woman with telephone]

Photograph shows young woman, wearing lacy dress, seated, posed using telephone. Copyright 1909 by Rochester Photo Press, Rochester, N. Y. No. 105.

Korea - Seoul - telephone booth [low brick building] - Frank G. Carpenter collection

Korea - Seoul - telephone booth [low brick building] - Frank G. Carpen...

Photoprint by Frank G. Carpenter. Title and other information transcribed from caption card and item. Frank and Frances Carpenter Collection (Library of Congress). Caption card tracings: Geog.; Telephones.

Chamber of Commerce telephone room

Chamber of Commerce telephone room

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Telephones. Dialing telephone number I

Telephones. Dialing telephone number I

Public domain photograph - historical image of Washington DC, United States, free to use, no copyright restrictions image - Picryl description

[New York Telephone Company Building, Barclay and Vesey streets, New York, N.Y.]

[New York Telephone Company Building, Barclay and Vesey streets, New Y...

Public domain photograph of a city streets, cityscape, urban environment, buildings, free to use, no copyright restrictions image - Picryl description

[Cordell Hull with telephone] - Public domain portrait photograph

[Cordell Hull with telephone] - Public domain portrait photograph

A black and white photo of a man in a suit talking on a telephone. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Telephones. Man at telephone II

Telephones. Man at telephone II

Public domain photograph of midcentury American office, workers, free to use, no copyright restrictions image - Picryl description

Senior Morgan Partner appears before National Monopoly Committee. Washington, D.C., Dec. 15. George Whitney, Senior Partner of J. Pierpont Morgan & Co., was questioned by the National Monopoly Committee today regarding the relationship of the Morgan firm with the American Telephone and Telegraph Co. The Morgan Co. underwrite almost $2,000,000,000 of bonds for the A.T. & T. during the last 33 years. Whitney described the investment banking business as 'competitive as the dickens'

Senior Morgan Partner appears before National Monopoly Committee. Wash...

A black and white photo of two men sitting at a table. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Sergeant Frank M. Beall, in charge of the station, seated in the experimental 2-way communication car. He is removing the telephone transmitter to make a call, 10/38

Sergeant Frank M. Beall, in charge of the station, seated in the exper...

Public domain photograph of Washington DC, 1910s-1920s America, free to use, no copyright restrictions image - Picryl description

World's Fair, American Telephone & Telegraph Company. Voder room, detail III

World's Fair, American Telephone & Telegraph Company. Voder room, deta...

Public domain photograph of midcentury American architecture, free to use, no copyright restrictions image - Picryl description The New York World's Fair was a large international exposition held in New York C... More

Man looking up telephone number. Streetcar terminal, Oklahoma City, Oklahoma

Man looking up telephone number. Streetcar terminal, Oklahoma City, Ok...

Public domain photograph of Oklahoma, United States, free to use, no copyright restrictions image - Picryl description

Southern New England Telephone Company, administration building, New Haven, Connecticut. President's office, to desk

Southern New England Telephone Company, administration building, New H...

Picryl description: Public domain image of a living room, salon, office, late 19th-century interior, free to use, no copyright restrictions.

Back of telephone lineman'ss repair truck at the Casa Grande Valley Farms, Pinal County, Arizona

Back of telephone lineman'ss repair truck at the Casa Grande Valley Fa...

Picryl description: Public domain image of military vehicle, automobile, tractor truck, free to use, no copyright restrictions.

Detroit, Michigan. Class for telephone operators at the Crowley-Milner department store

Detroit, Michigan. Class for telephone operators at the Crowley-Milner...

Picryl description: Public domain image of a department store, commerce, shopping, main street, city downtown, early 20th-century, free to use, no copyright restrictions.

Civilian protection. Section of the report center in New York City. Large signs readily identify the operators in constant touch with the telephone, electric, gas and water services. Others are connected to emergency food and housing units and the police and fire alarm systems

Civilian protection. Section of the report center in New York City. La...

Public domain photograph of New York City, free to use, no copyright restrictions image - Picryl description

Civilian defense. Prompt and efficient telephone handling is an important part of civilian defense work. This operator at air raid warden headquarters receives calls telling her of trouble in various areas, notes the message and passes them on for immediate action. The demonstration was at the civilian defense show at Madison Square Garden, New York, October 1941

Civilian defense. Prompt and efficient telephone handling is an import...

Public domain photograph of New York in 1930s, free to use, no copyright restrictions image - Picryl description

Telephone operator at the airport switchboard. Municipal airport, Washington, D.C.

Telephone operator at the airport switchboard. Municipal airport, Wash...

Public domain photograph of Washington DC, 1930s, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratories, Murray Hill, New Jersey. General view from entrance road II

Bell Telephone Laboratories, Murray Hill, New Jersey. General view fro...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratories, Murray Hill, New Jersey. Acoustics laboratory, group exterior

Bell Telephone Laboratories, Murray Hill, New Jersey. Acoustics labora...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratories, Murray Hill, New Jersey. Lettering in foyer

Bell Telephone Laboratories, Murray Hill, New Jersey. Lettering in foy...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratories, Murray Hill, New Jersey. Acoustics auditorium from below

Bell Telephone Laboratories, Murray Hill, New Jersey. Acoustics audito...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Milwaukee Western Fuel Company, Milwaukee, Wisconsin. The tunnel at the Seventeenth Street docks of the Milwaukee Western Fuel Company. This is an underground tunnel that runs underneath the coal piles along the entire length of the Seventeenth Street dock. It is nine feet high and is in two sections: one 600 feet long, and the other 1200 feet. A moving belt runs the length of each section carrying coal to the processing plant. Chutes located under each pile of coal are opened onto the belts as each type of coal is required. Instructions come to the tunnel operator by telephone

Milwaukee Western Fuel Company, Milwaukee, Wisconsin. The tunnel at th...

Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.

Bell Telephone Laboratories, Murray Hill, New Jersey. From head house IV

Bell Telephone Laboratories, Murray Hill, New Jersey. From head house ...

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

Bell Telephone Laboratories, Murray Hill, New Jersey. Acoustics auditorium from above

Bell Telephone Laboratories, Murray Hill, New Jersey. Acoustics audito...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Jordan, Montana. This town, with a population of 500, had its first telephone installed in 1936

Jordan, Montana. This town, with a population of 500, had its first te...

Picryl description: Public domain image of a gas station, convenience store, 20th-century small town, free to use, no copyright restrictions.

Bell Telephone Laboratories, Murray Hill, New Jersey. Control house

Bell Telephone Laboratories, Murray Hill, New Jersey. Control house

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Park County, Montana. Telephone line

Park County, Montana. Telephone line

Public domain photograph - Montana Folklife collection, ethnography, United States, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratory, Murray Hill, New Jersey. Pump house

Bell Telephone Laboratory, Murray Hill, New Jersey. Pump house

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Milwaukee Western Fuel Company, Milwaukee, Wisconsin. The tunnel at the Seventeenth Street docks of the Milwaukee Western Fuel Company. This is an underground tunnel that runs underneath the coal piles along the entire length of the Seventeenth Street dock. It is nine feet high and is in two sections: one 600 feet long, and the other 1200 feet. A moving belt runs the length of each section carrying coal to the processing plant. Chutes located under each pile of coal are opened onto the belts as each type of coal is required. Instructions come to the tunnel operator by telephone

Milwaukee Western Fuel Company, Milwaukee, Wisconsin. The tunnel at th...

Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.

Bell Telephone Laboratory, Murray Hill, New Jersey. Kitchen, toward range and cooks

Bell Telephone Laboratory, Murray Hill, New Jersey. Kitchen, toward ra...

Picryl description: Public domain image of an industrial building, factory, workshop, workers, 19th-20th century, free to use, no copyright restrictions.

Bell Telephone Laboratory, Murray Hill, New Jersey. Down shot on staircase

Bell Telephone Laboratory, Murray Hill, New Jersey. Down shot on stair...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Bell Telephone Laboratory, Murray Hill, New Jersey. General view from near acoustics lab

Bell Telephone Laboratory, Murray Hill, New Jersey. General view from ...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Parris Island, South Carolina. U.S. Marine Corps glider detachment training camp. Trainee receiving a telephone message

Parris Island, South Carolina. U.S. Marine Corps glider detachment tra...

Picryl description: Public domain image of workers, labor, 1940s, economic conditions, free to use, no copyright restrictions.

Bell Telephone Laboratories, Murray Hill, New Jersey. View from acoustics roof, vertical

Bell Telephone Laboratories, Murray Hill, New Jersey. View from acoust...

Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.

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