Auction #693 - Flagship US, British and Worldwide Stamps and Postal History

Japan, 1924-39, four picture postcards, two featuring Japanese planes with 1½y stamp tied on picture side by red commemorative cancels, 10 Jul 1924 & 11 Nov 1929; the other two are from the 2nd Sino-Japanese War featuring Imperial troops in China and sent post-free with Fleet Post Office cancels, 20 Sep 1938 & 4 Jan 1939, Very Fine.
Estimate $150 - 200.