[N203187], Technical Note, Marion Estelle Edison, Thomas Alva Edison, October 8th, 1884
https://edisondigital.rutgers.edu/document/N203187
PDF: Archive.org
CSV: Metadata
Metadata
- Title
- [N203187], Technical Note, Marion Estelle Edison, Thomas Alva Edison, October 8th, 1884
- Editor's Notes
- [selectable; look like written by Marion Edison] "Marion fixed rubber ring with two paper diaphragm 1/32 in ch apart filled with fine coal carbon. the articulation was good but not loud except in one position. This was lost after talking a little wile [sic]. John Ott is now putting some lampblack between them."
- Mentioned
- Ott, John F
- Date
- 1884-10-08
- Type
- Technical Note
- Subject
- Telephone
- Folder ID
- N203-F
- Microfilm ID
- 40:553
- Document ID
- N203187
- Publisher
- Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
- Has Version
- Archive.org Viewer, Microfilm Series Reel 40
- License
- CC0 1.0 Universal