[NS7811A], Technical Note, Charles Batchelor, John Kruesi, January 8th, 1878
https://edisondigital.rutgers.edu/document/NS7811A
PDF: Archive.org
CSV: Metadata
Metadata
- Title
- [NS7811A], Technical Note, Charles Batchelor, John Kruesi, January 8th, 1878
- Editor's Notes
- mold for speaking telephone compositions -- measured drawings -- completed mold 1 on 16 Feb (first made on 13th) and mold 2 on 5 Aug
- Date
- 1878-01-08
- Type
- Technical Note
- Subject
- Telephone
- Folder ID
- NS7811-F
- Microfilm ID
- 7:914
- Document ID
- NS7811A
- Publisher
- Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
- License
- CC0 1.0 Universal
- Has Version
- Archive.org Viewer, Microfilm Series Reel 7
- Item sets
- [NS7811-F] (NS-78-011) Telephone