TY  - BOOK
AU  - Tyler,Varro E.
TI  - Focus on forgeries: a guide to forgeries of common stamps 
SN  - 0940403560 :
U1  - 769.56/2 20
PY  - 1993///
CY  - Sidney, Ohio
PB  - Linn's Stamp News
KW  - Postage stamps
N1  - At head of title: Linn's; Includes index
ER  -