[D8930-F]

https://edisondigital.rutgers.edu/folder/D8930-F

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Part Of: Document File Series -- 1889

[D8930-F] (D-89-30) Edison Machine Works

This folder contains correspondence relating to the business and finances of the Edison Machine Works. Most of the letters are by Samuel Insull, treasurer and general manager, and pertain to the sale and shipment of dynamos, wire, tubing, and other products. Some of the correspondence concerns experiments and tests conducted by the Machine Works on compounds sent from the Edison laboratory for use in insulated wiring. Other letters relate to explosions in junction boxes in New York and other cities, magnets for use in ore milling machinery, and batteries for phonographs.

Approximately 30 percent of the documents have been selected. The following categories of documents have not been selected: letters of acknowledgement and transmittal; meeting announcements; routine correspondence relating to accounts, equipment, and orders.

Related documents can be found in D-89-70 (West Orange Laboratory - Suppliers).

Courtesy of Thomas Edison National Historical Park.

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