1959 a pair of illustrative covers from Peking to Czechoslovakia,
both f.w. C50 Kuan Han Ching 8f + R8 odd values, tied y
1959 a pair of illustrative covers from Peking to Czechoslovakia,
both f.w. C50 Kuan Han Ching 8f + R8 odd values, tied y Peking
cds.
1959年一對北京寄捷克斯洛伐克美術封,均貼紀50關漢卿8分 + 普8散票,銷北京日戳。