The 2020 Summer Sale - Sale 333 Day 3

1949 (Jul 19) Swatow to Bangkok airmail Silver Yuan cover,
f.w. SYS Silver Yuan 1c, revenue stamp surch Silver Yuan 4c and 5c, tied by Swatow bilingual cds. Rare Silver Yuan cover to Siam. VF-F.
1949年7月19日汕頭寄曼谷航空封，貼华南版孫像銀圓1分、印花稅票加蓋銀圓票4分及5角各一枚，销汕頭三格漢英日戳。华南版孫像銀圓1分票实寄封少见，寄暹羅的銀圓票封也不多。上品。