By C. W. Ammen, softbound, 441 pages. This book was out of print for many years until a Canadian publisher picked it up! Excellent reference book on electro-refining, assaying, processing black sands, the platinum sisters, separation of metals, and more! Great diagrams! A must for your library.
RECOVERY & REFINING OF PRECIOUS METALS
- Product Code: BOOK-REC
- Availability: In Stock
- Ex Tax: $79.95