Japanese stamps Postal service Mint 4v 1974 - 77, postbox UPU pigeon saving mail

UPU centenary issued on 9 October 1974. Centenary of Admission to UPU issued on 20 June 1977.

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1530-37 - 1974 10c Universal Postal Union - Mystic Stamp Company

JAPANESE STAMPS 1975 - コレクション

JAPANESE STAMPS 1975 - 使用済切手/官製はがき

JAPANESE STAMPS 1975 - 使用済切手/官製はがき

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Japan: Stamps The Stamp Forum (TSF)

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