Image #1
UNITED STATES
Modern Errors and Varieties
Lot #
215 | P 
| Scott # 2788a P
| 1993, Classic Books, proof pane of 40 stamps of 29c multicolored, containing ten se-tenant blocks or strips of four, perforated horizontally at top and vertically between stamps of the upper row only, imperforate everywhere else, full OG, NH, VF, C.v. $4,000 as ten blocks . |