[N088071], Technical Note, Albert Bledsoe Herrick, June 30th, 1880
https://edisondigital.rutgers.edu/document/N088071
→ View document with UniversalViewer → View document on Archive.org → Re-use this digital object via a IIIF manifest
Title
[N088071], Technical Note, Albert Bledsoe Herrick, June 30th, 1880
Editor's Notes
Odds and ends. 1092 is "microphone [illege] simple trial" but not clear for what. Misc calcs. 1095 is some device for ratchet to make regular indents on phono and also send signal over teleph line. Fr 1097 some sort of electric level; "[---] centre of gravity." Mystery sketches; notes on dynamos in mult arc. TAE: "Francis try one of the experiments I gave you last Saturday night."
Author
Date
1880-06-30
Type
Folder/Volume ID
N088-F
Microfilm ID
35:1091
Document ID
N088071
Publisher
Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University