desc_issuer: Belgian Congo desc_denom: 20c desc_color: olgrn Used by 1 overprinted stamp: RuandaUrundi postage 12/1/1924 20c olgrn issue=1924 d=Ubangi man ovpt=RUANDA//URUNDi oc=blk on=issuer=Belgian Congo-20c-olgrn unwmk perf=12 Not used by any images. Matches 1 type: Belgian Congo postage 1924 20c olgrn issue=1923 d=Ubangi man unwmk perf=12 |