[N011181], Technical Note, Francis Robbins Upton, June 22nd, 1879

https://edisondigital.rutgers.edu/document/N011181

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Title

[N011181], Technical Note, Francis Robbins Upton, June 22nd, 1879

Editor's Notes

this frame is doodles followed by: "The elements of uncertainty are the following" summarizing potential sources of error in his measurements with galvonometer and dynamometer; followed by calcs; fr. 87 TAE telephone drawing; fr 90 test arrangement and measurements of 4 cells by Upton; misc drawings of circuits, armature windings, other, misc calcs

Date

1879-06-22

Decade

1870-1879

Folder/Volume ID

N011-F

Microfilm ID

30:73

Document ID

N011181

Publisher

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