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38 résultats pour : early 1900s radio

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Photographie
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Photographie

Photographie
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Photographie

President Herbert Hoover
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President Herbert Hoover

Radio Corporation of America disply interior (RCA Corporation)
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Radio Corporation of America disply interior (RCA...

Thomas R. Shipp Company group listening to a radio in a room at the Hamilton Hotel ca. between 1910 and 1935
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Thomas R. Shipp Company group listening to a radio...

Radio studio. Control room, looking into the studio where an announcer is broadcasting ca. between 1934 and 1939
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Radio studio. Control room, looking into the studi...

Looking up at radio tower at the International Broadcasting Station in Ramallah ca. between 1934 and 1939
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Looking up at radio tower at the International Bro...

Panama Canal. U.S. Naval radio station Balboa driling ca. between 1909 and 1919
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Panama Canal. U.S. Naval radio station Balboa dril...

Child seated in toy automobile, radio on a table ca. between 1909 and 1923
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Child seated in toy automobile, radio on a table c...

Loomis Radio School interior ca. between 1918 and 1928
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Loomis Radio School interior ca. between 1918 and...

Teacher writign on a chalk board at Great Lakes Naval training station radio class ca. between 1909 and 1920
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Teacher writign on a chalk board at Great Lakes Na...

Students working at the Loomis Radio School ca. between 1918 and 1928
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Students working at the Loomis Radio School ca. b...

J. Fred Huber Radio, display window ca. between 1918 and 1928
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J. Fred Huber Radio, display window ca. between 1...

Man working at the Loomis Radio School ca. between 1918 and 1928
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Man working at the Loomis Radio School ca. betwee...

A man working at the Loomis Radio School ca. between 1918 and 1928
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A man working at the Loomis Radio School ca. betw...

Loomis Radio School ca. between 1918 and 1928
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Loomis Radio School ca. between 1918 and 1928

Woman tuning a radio between 1910 and 1935
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Woman tuning a radio between 1910 and 1935

Group of men listening to a radio ca. between 1909 and 1923
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Group of men listening to a radio ca. between 1909...

Sailors participate in a Great Lakes Naval training station radio class ca. between 1909 and 1920
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Sailors participate in a Great Lakes Naval trainin...

Woman, full-length, seated, facing left, turning dial of a console radio ca. 1909
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Woman, full-length, seated, facing left, turning d...

Display of Philco radios in a store window ca. 1909
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Display of Philco radios in a store window ca. 190...

Radio Operator ca. 1910
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Radio Operator ca. 1910

Radio Operator ca. 1910
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Radio Operator ca. 1910

Captain Charles Lockwood
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Captain Charles Lockwood

President Franklin Roosevelt delivering his Christmas Eve radio address
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President Franklin Roosevelt delivering his Christ...

Man listening to radio circa 1936.
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Man listening to radio circa 1936.

Worker operating a new radio teletypewriter service which allows for instantaneous transmission of written records without the aid of wires, has been perfected by the experts of the Bureau of Air Comm...
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Worker operating a new radio teletypewriter servic...

Columbia Broadcasting System. Arch McDonald, Warren Sweeney, and helpers at ball park, 4/19/38.
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Columbia Broadcasting System. Arch McDonald, Warre...

Front door of Police Radio Station circa 1938.
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Front door of Police Radio Station circa 1938.

1938 United States broadcasting map .
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1938 United States broadcasting map .

Singer Lawrence Tibbett, song-bird star of 'The Circle,' well known radio program, stepped out of the flag ship of the American Airlines for a visit to Washington D.C. circa 1939.
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Singer Lawrence Tibbett, song-bird star of 'The Ci...

Man speaking to a radio audience via a WOL-AM radio microphone circa 1936.
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Man speaking to a radio audience via a WOL-AM radi...

Dr. L.F. Curtiss, of the U.S. Bureau of Standards, is shown here with part of the equipment he uses in experiments using radio to gather meteorological data at great altitudes circa 10/17/1935.
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Dr. L.F. Curtiss, of the U.S. Bureau of Standards,...

Man sitting in chair listening to a radio and tuning the radio circa 1936.
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Man sitting in chair listening to a radio and tuni...

Rival All-Star managers. Washington D.C., July 7. Joe McCarthy, manager of American All-Stars, and Bill Terry, leaders of the Nationals, pose before their respective teams took the field today for the...
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Rival All-Star managers. Washington D.C., July 7. ...

Front door of Police Radio Station circa 1938.
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Front door of Police Radio Station circa 1938.

An Early Tuned Circuit
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An Early Tuned Circuit

Fleming's First Vacuum Tube
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Fleming's First Vacuum Tube