Keywords: Thomas Alva Edison using his dicatating machine.jpg Thomas Alva Edison at his desk talking on telephone on 1914 Sept 8 An Edison wax cylinder dictating machine is seen to the left with several cylinder records beneath it On floor to right of Edison's chair is a spittoon and a metal wire waste-basket Photo cropped and adjusted 1914-09-08 Library of Congress photographer copyright by Thomas A Edison bottom right en depicted people Thomas Alva Edison cph 3b15347 LOC-image cph 3b15347 PD-old-70 1914 in the United States Rolltop desks 1914 Office chairs 1914 Swivel chairs 1914 Offices in the United States Phonographs Early telephones Dictation machines Spittoons Waste baskets Sitting men Photographs of Thomas Alva Edison 1914 photographs Offices in the 1910s |