[N082201], Technical Note, Francis Robbins Upton, April 17th, 1880

Item

You can re-use this digital object via this IIIF manifest

Title

[N082201], Technical Note, Francis Robbins Upton, April 17th, 1880

Editor's Notes

1 pg motor test with battery? Fr 690 photometer tests; candlepower measurements made with lamp in different positions. Safety catches 4 wires of lead tin twisted together .054 in each. 33 degrees on electrodynamometer.

Date

1880-04-17

Decade

1880-1889

Identifier

N082201

Folder Set

N082-F

Microfilm ID

35:689

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University