THE 2021 SUMMER SALE - SALE 336 Day 2

1970s a group of 8 C, W, J series issues covers from US Laision Office in Peking to embassies of other countries in Peking,
addressed to the embassy of Japan, Switzerland, Soviet Union and other countries. F.w C84, C85, C88, J19 and W16. VF-F.
1970年代一組8枚美國駐北京聯絡處寄其他國家使館之實寄封，使用聯絡處之公函封，掛號寄往駐北京的日本、瑞士、蘇聯等國使館，貼紀84、紀85、紀88、J19及文15等票。美國駐北京聯絡處乃中美正式建交前的外交單位，等同于總領事館，極具時代意義。上品。