1 finding aid(s) found containing the word(s) Acoustical materials.

  1. Emile Berliner collection, 1871-1965

    41 boxes (approximately 1,000 items) 232 photographic prints : ; black and white, 1 color ; ; 10 x 13 inches and smaller 29 negatives : ; black and white ; ; 8 x 10 inches and smaller 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) : ; silent, black-and-white ; ; 16 mm. nitrate 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 Reference Center, Motion Picture, Broadcasting & Recorded Sound Division, 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    Unpublished and published textual materials, photographs, sound recordings, scrapbooks, artifacts, and a motion picture documenting the life and work of the German-born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 Included are unpublished and experimental gramophone records dating from the...

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