desc_issuer: Portugal desc_function: parcel post desc_denom: 50c desc_denom2: 50c (# 14380) Used by 1 overprinted stamp: Azores parcel post 1921 50c blk d=Mercury & Commerce ovpt=ACORES oc=blk on=issuer=Portugal-50c unwmk perf=12 Not used by any images. Matches 2 types: Portugal parcel post 1920 50c blk issue=1920 parcel d=Mercury & Commerce unwmk perf=12 Portugal parcel post 1936 50c olbrn issue=1936 parcel post d=parcel unwmk perf=11.5 |