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

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Edison, Journal No. Laverty reported that ’’old Jeff.311 Income from contract research declined the beginning the 1890s the depression forced reductions the research budgets of Edison’s customers. The early mid-1890s were time cutbacks experiments and construction after the excesses the late 1880s.. 310 Edison Pioneers Records, Box 21."309 308 Payroll for the week ending February 1890 (in 1890, WOL—General, D-90-64). The huge outlays the ore milling project served to increase the laboratory’s financial difficulties. William Drees. 309 Historian’s Note 90. Experimental work was reduced the last years the century and production ore stopped in 1900. 1900 Edison had returned the West Orange laboratory for good after spending much the previous decade various mines 86 . The end the disastrous ore milling project forms watershed the history the laboratory. Many experimental projects were terminated the end the 1880s because the Edison enterprise was suffering financial problems.A.310 EVIDENCE ROOM USE AND FURNISHINGS Period Summaries Period 1887-1900. Jeff had charge the plumbing and steam fitting.had two men under him firemen taking care the boilers, etc..Building 6 The payroll for February 1890 lists two engineers and two firemen employed at the West Orange laboratory. 1896 when the depression seemed lifting, more attention was given developing commercial phonograph. This volume the Account Books Records Edison NHS. 5," (January 1888-June 1890), 147. Experimental work the phonograph was cut back and only the cylinder reproduction project was maintained through the 1890s. The ore milling project and the onset serious economic depression are the two influential forces the history the laboratory during this period. 311 "Laboratory T. By the end the nineteenth century Edison began realize that his ore milling project was not going the great success had hoped for.308 Around 1910, the power house was occupied by Jeff Jacobs, the engineer. employee Edison General Electric, Drees worked the dynamo room wiring equipment and winding armatures