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

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The X-ray machine was being perfected West Orange the century began.machine industry whole, and the introduction this process was influence the international development recorded sound technology. During this period great efforts were made produce and market large battery intended for submarines. Unfortunately the public preferred internal combustion engines and the high price and initial poor reliability his battery deterred general use automobiles.68 Every experimental room the site was se Much experimental work the storage battery was performed the Glen Ridge and Silver Lake factories, few miles from West Orange. 1899, there were 111 names the laboratory payroll and this probably represented the maximum number employees the laboratory during the nineteenth century. and its successors for several decades. 31 87 Employee Records, Laboratory Payroll Tíme Sheets, Cabinet 50783, Drawer 3 M Employee Records Edison Laboratory Time Sheets, Box 83. failed commercial product and proved how dangerous new technologies can be. . was an enthusiastic supporter the automobile and hoped that his battery might power an electric automobile. After his painstaking efforts find the right chemical combination alkaline storage battery, Edison struggled find market for that was large enough to support his plans for large scale manufacture West Orange. Edison also hoped that submarines would use his battery power their electric motors. These experimental projects brought about period ofintense activity the West Orange laboratory. The West Orange laboratory was not only the location some experimental work to develop and perfect the alkaline storage battery,66 but also the place where elaborate marketing schemes, such the electric automobile rallies, were devised. Edison looked forward developing dramatic new motion picture products the twentieth century, including his long standing commitment bring synchronized sound moving pictures.67 1910, there were over 100 workers the laboratory and August 1912 just over 200, including experimenters, 90 machinists, and draftsmen. The motion picture had become highly profitable business for the Edison enterprise 1900. In addition the key phonograph and storage battery projects, there were two other important products developed the West Orange laboratory during this period. The storage battery, however, was successfully used in delivery trucks, railroad car lighting, mining locomotives, and emergency lighting systems, and was successful product line for Thomas Edison, Inc