TY  - BOOK
AU  - Negus,James
TI  - The connoisseur catalogue of machine stamps / 
SN  - 0951132733
U1  - 769.56 
PY  - 1992///.
CY  - London: 
PB  - Connoisseur Publications, 
KW  - Γραμματόσημα
N1  - Includes bibliographical references
ER  -