EDISON LABORATORY Edison National Historic Site West Orange, New Jersey Volume 1

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A. Wangemann was German experimenter who helped build recording studio the third floor and was charge making records.H. Petit was based Building but had office the third floor, doubt close the phonograph testing room. Deshler was charge the lamp testing operation this floor. Petit had assisted Bell and Tainter their Volta laboratories and was lured away the West Orange laboratory. 92-94, 97.267 spent part 1889 Germany demonstrating the new Edison phonograph. had least three assistants: Arthur Payne, John Marshall,266 and Joseph Harris. was not assigned an unskilled helper, was common practice the laboratory. joined the staff 1888 and became important figure the development cylinder and disc records and the construction machines duplicate recordings, with several patents awarded these areas. Hibbard was one the first engineers hired West Orange to work developing one product exclusively.269 While working the disc record project carried out test pressing coated blanks in this room.Charles Deshler. 270 C. Instead, was 285 Marshall, Recollections ofEdison, pp. Albert Petit. Mary Childs Nemey interview with Walter Miller, Notebook N-28-11-01, pp. His task was improve the business phonograph and explore new types dictating machines. Theo Wangemann. 269 Historian’s Note 90.271 Charles Hibbard. was head the experimental phonograph department the laboratory. 2S7 Wangemann material Biographical Collection. was aided his recording work by the young Walter Miller, who picked the tricks the trade from him. 271 Frank Dyer Samuel Insull, March 23, 1911, Record Manufacturing Division Records, Box 17.268 Wangemann was struck and killed train June 1906. 1906 joined the laboratory and moved into office the third floor. 50-52.270 Albert Brian Philpot. He joined the staff before 1889. was one several formally- trained German experimenters the West Orange laboratory and like them was called ’’Professor’ the rest the staff.266 266 Edison Pioneers Records, Box 23. expert making records from celluloid, Philpot was hired away from the Indestructible Record Company and brought West Orange before 1910. 78 . Wilson Hird, August 18, 1911 (in 1911, Phonograph-Manufacture)