TY  - BOOK
AU  - MacDowall,David William
TI  - Coin collections: their preservation, classification and presentation 
SN  - 9231016199
U1  - 737.4075 
PY  - 1978///
CY  - Paris
PB  - Unesco
KW  - Coins
KW  - Collectors and collecting
KW  - Preservation
N1  - Bibliography: p. [78]-82
ER  -