拍品號碼 5388

1949年6月10日汕頭掛號寄美國三藩市金銀圓混貼封， 正背面混貼孫像金圓票23枚(合$411,000金圓)及銀圓票14枚(合42分銀圓)，銷汕頭日戳。是時金銀圓兌換率約為$137,000金圓兌1分銀圓，金圓折合為3分銀圓，合計為銀圓45分，符合當時國際雙掛號郵資。十分罕見的金銀圓混貼封。 franked on both sides SYS Golden Yuan Stamps x 23 ($411,000 Golden Yuan) and Silver Yuan x 14 (42c Silver Yuan), tied by Swatow cds. The exchange rate of Golden and Silver Yuan is around 1f: GY$137,000 then. $411,000 Golden Yuan equals to 3c Silver Yuan. Total value 45c Silver Yuan, matching the international double registered postage rate. Very rare combination cover.