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1 finding aid(s) found containing the word(s) Microphone.
Emile Berliner collection, 1871-1965
41 boxes (approximately 1,000 items). 232 photographic prints : . 29 negatives : . over 400 sound discs, including zinc, copper, celluloid, rubber, shellac, and vinyl pressings and masters, in various speeds, and in sizes ranging from 5 to 12 inches in diameter. 1 film reel of 1 (12 feet) : . over 100 items, chiefly telephone, gramophone, and laboratory equipment, with 7 acoustic insulating panels and material samples, all made of various materials and in various sizes. -- Recorded Sound Research Center, National Audio-Visual Conservation Center, Library of Congress, Washington, D.C.
Summary:
Unpublished and published textual materials, photographs, sound recordings, scrapbooks, artifacts, and a motion picture documenting the life and work of the German-born immigrant to America who invented the gramophone, the flat disc recording, the radio microphone, acoustic tile, and an early version of the helicopter. Included are unpublished and experimental gramophone records dating from the 1890s, some of them featuring the voices of Berliner and various family members, as well as recordings published by Berliner's gramophone companies in the U.S., Canada, and Germany.
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