[N006-F]

https://edisondigital.rutgers.edu/folder/N006-F

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Part Of: Notebook Series -- Menlo Park Notebooks

[N006-F] Notebook #6 N-78-12-04.1 (1878-1879)

This notebook covers the period December 1878-January 1879. Most of the entries are by Francis Upton. There are also entries by Edison, Charles Batchelor, and John Kruesi. All of the material relates to experiments on electric lighting. There are many calculations by Upton about generators and system costs, including comparisons to gas lighting costs; drawings and tests of lamps; notes on silicon and graphite; and notes and drawings of generators. The book contains 284 numbered pages.

Blank pages: 214-249, 254-257, 266-273, 280, 283.

Missing page numbers: 275-278, 281-282.

Courtesy of Thomas Edison National Historical Park.

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