Image #1
UNITED STATES
Modern Errors And Varieties
Lot #
231 | ** 
| Scott # 1894a, var
| 1981, Flag over the Supreme Court, 20c black, dark blue and red, imperforate block of 20 (2x10), double paper variety on six stamps at bottom, red splice papers on front and reverse, full OG, NH, VF and very rare, C.v. $300as ten vertical imperf pairs, Est. $400-$500 . |