Ferro-manganese, containing about 50 percent manganese
- Made:
- before 1889
Ferro-manganase, containing about 50 per cent. of manganase. Communicated by H.E. Hackney
Details
- Category:
- Metallurgy
- Object Number:
- 1889-164/2456
- type:
- specimen
- credit:
- John Percy Collection