[NS7704ZAT], Technical Note, Charles Batchelor, Thomas Alva Edison, May 13th, 1877
https://edisondigital.rutgers.edu/document/NS7704ZAT
PDF: Archive.org
CSV: Metadata
Metadata
- Title
- [NS7704ZAT], Technical Note, Charles Batchelor, Thomas Alva Edison, May 13th, 1877
- Editor's Notes
- sexty, 9pp.: double-point double-relay combo {dpdr} circuit unit "This works the best of all. Reversals and the 100 & 50 [main?] closed dont effect it enough to prevent fast signalling="; relay lever details; transm. connex; fr.578 dpdr "This appears to be the best yet3all 3 going I read Charley 25 words a minute little uneven-"
- Date
- 1877-05-13
- Type
- Technical Note
- Folder ID
- NS7704-F
- Microfilm ID
- 7:570
- Document ID
- NS7704ZAT
- Publisher
- Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
- Has Version
- Archive.org Viewer, Microfilm Series Reel 7
- Item sets
- [NS7704-F] (NS-77-004) Telegraph