[D7838ZAB], Letter from Charles Henry Tucky Collis to Thomas Alva Edison, March 14th, 1878
https://edisondigital.rutgers.edu/document/D7838ZAB
PDF: Archive.org
CSV: Metadata
Metadata
- Title
- [D7838ZAB], Letter from Charles Henry Tucky Collis to Thomas Alva Edison, March 14th, 1878
- Editor's Notes
- Occurs to him that if TAE made receiver in shape of a humming top and introduce th wire through the pin on which it revolves that by spinning it by an electric motor you can increase or decrease the volume of sound at pleasure according to the speed at which it spins
- Author
- Collis, Charles Henry Tucky
- Recipient
- Edison, Thomas Alva
- Date
- 1878-03-14
- Type
- Letter
- Subject
- Telephone
- Folder ID
- D7838-F
- Microfilm ID
- 19:650
- Document ID
- D7838ZAB
- 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 19
- Item sets
- [D7838-F] (D-78-38) Telephone -- General