desc_issuer: China, PRC desc_year: 1958 desc_month: 12 desc_day: 30 desc_denom: 20f Related descs: issuer=China, PRC-1957 issuer=China, PRC-6/20/1959-10f Not used by any overprinted stamps. Used by 1 image: See images as array Aviation_stamp_20fen.jpg Matches 2 types: China, PRC postage 12/30/1958 20f brn issue=1st atomic reactor d=cyclotron unwmk perf=14 China, PRC postage 12/30/1958 20f issue=sports-aviation publicity unwmk perf=14 |