F1-8, Chan SR1-SR8, CSS 1556//1566 The 1949 Szechwan Province registration stamp surcharges (This is a complete set. The CSS has number for the two unissued stamps - 1560 and 1664)

F1-8, Chan SR1-SR8, CSS 1556//1566 The 1949 Szechwan Province registration stamp surcharges (This is a complete set. The CSS has number for the two unissued stamps - 1560 and 1664)