The 2023 Summer Auction - Sale 340 Day 4

1920s-30s a group of 2 domestic FFCs and 1 airmail cover,including Shanghai-Nanking and Shanghai-Canton first flight covers, and a Hankow to Shanghai airmail cover. VF-F.

1930年代一組3枚國內首航封及航空封，包括上海-南京及上海-廣州首航。貼北京二版航空票等，銷上海及漢口日戳。