Lot 60040 – China 1920s-1930s, group of four covers

1920s-1930s, group of four covers incl. 1925 cover sent registered from Shanghai with multiple Junk issue franking and many « OPEN OR DAMAGED AND OFFICIALLY SECURED » labels, 1921 cover sent onboard S.S. Resolute to Germany with Junk franking, 1931 first flight printed cover for the first Asia-Europe service with special cancels, and large envelope franked overprinted 30c pair from Tientsin with « AR » advice of receipt handstamp, an interesting group.