[D8034ZCY], Letter from D H McFann to Thomas Alva Edison, June 21st, 1880
https://edisondigital.rutgers.edu/document/D8034ZCY
PDF: Archive.org
CSV: Metadata
Metadata
- Title
- [D8034ZCY], Letter from D H McFann to Thomas Alva Edison, June 21st, 1880
- Editor's Notes
- Possible to make metal plate to attract precious metals from sand & gravel? For platinum? Marg: "Magnets only attract iron sand that is black sand. We have a machine that works the goldout of 150 tonsd of pure black sand per day. Platinum is worth $3 per oz. I will take all you have at the price. Send sample."
- Author
- McFann, D H
- Recipient
- Edison, Thomas Alva
- Date
- 1880-06-21
- Type
- Letter
- Subject
- Ore milling and separation
- Folder ID
- D8034-F
- Microfilm ID
- 54:755
- Document ID
- D8034ZCY
- Publisher
- Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
- Has Version
- Archive.org Viewer, Microfilm Series Reel 54
- License
- CC0 1.0 Universal