TY  - BOOK
AU  - Percy,John
TI  - METALLURGY: THE ART OF EXTRACTING METALS FROM THEIR ORES
U1  - 669.23 
PY  - 1980///
CY  - 
PB  - The British Library, West Yorkshire
KW  - Silver Metallurgy
KW  - Gold Metallurgy
N1  - Contents: Pt. 1. Silver And Gold
ER  -