Argentiferous and auriferous copper matt. From Boston and Colorado Works
- Made:
- before 1889
Argentiferous and auriferous copper matt. From Boston and Colorado Works, Black Hawk, Colorado, presented by R. Pearce, 1875, with nos 1863-1870
Details
- Category:
- Metallurgy
- Object Number:
- 1889-164/1862
- type:
- specimen
- credit:
- John Percy Collection