TY  - BOOK
AU  - Knapp,Brian,BSc,PhD
TI  - Copper silver and gold
SN  - 0-7172-7572-8
PY  - 1996///
CY  - Danbury, CT
PB  - Grolier
KW  - Copper
KW  - SIlver
KW  - Gold
N1  - card
ER  -