desc_issuer: Yugoslavia desc_denom: 4d desc_color: ultra Used by 1 overprinted stamp: Croatia postage 4/21/1941 4d ultra ovpt=checkered shield oc=blk on=issuer=Yugoslavia-4d-ultra Matches 2 types: Yugoslavia postage 10/29/1937 4d ultra d=arms (1937) unwmk Yugoslavia postage 1939 4d ultra issue=1939 d=King Peter II (1939) unwmk perf=12.5 |