TY  - BOOK
AU  - Eddy Vleeschdrager
TI  - Hardness 10 diamond : history-diamond cutting-trade
SN  - 90 5720 0600
U1  - 553.82 Vle 
PY  - 1998///
CY  - Continental, Antwerpen
KW  - Polytechnic - Jewellery
ER  -