[D8630ZBJ], Letter from Francis Robbins Upton to Thomas Alva Edison, June 7th, 1886
https://edisondigital.rutgers.edu/document/D8630ZBJ
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Metadata
- Title
- [D8630ZBJ], Letter from Francis Robbins Upton to Thomas Alva Edison, June 7th, 1886
- Editor's Notes
- [One-page letter from Berlin] Upton concerned that Siemens hurting Edison Co. in Germany. Spending money "liberally" to try to "beat" Siemens. Does not know how Siemens "treat[s]" German carbons; does not use furnace. According to Upton, Siemens makes lamps from "natural fibre," sells "16 c.p. lamps to take .55 amperes 100 volts to last 800 hours." [lamps]
- Author
- Upton, Francis Robbins
- Recipient
- Edison, Thomas Alva
- Date
- 1886-06-07
- Type
- Letter
- Folder ID
- D8630-F
- Microfilm ID
- 79:803
- Document ID
- D8630ZBJ
- Publisher
- Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
- Has Version
- Archive.org Viewer, Microfilm Series Reel 79