TY  - BOOK
AU  - Read, Peter G.
TI  - Beginner's guide to gemmology
SN  - "0 408 00455 X"
U1  - QE392 
PY  - 1980///
CY  - London
PB  - Newnes Technical Books
KW  - 1. Precious stones
KW  - "Y"
N1  - "N"
ER  -