拍品號碼 5379

1949年5月1日銀圓郵資時期貼金圓票昆明寄美國航空封， 正背面共貼金圓票23枚，合$252,000金圓，銷上海日戳。是時金銀圓兌換率約為$25,200金圓兌1分銀圓，折合10分銀圓，符合當時國際平信郵資。 franked on both sides Golden Yuan Stamps x 23, total value $252,000 Golden Yuan, tied by Kunming cds. The exchange rate of Golden and Silver Yuan is around 1f: GY$25,200 then. $252,000 Golden Yuan equals to 10f Silver Yuan, matching the international ordinary postage.