Lot
692 
United States, Airmail Postal History Collection, 1918-49, of over 180 cover and cards neatly arranged in large binder; starting with unusual C1 & C2 usages on separate "Curtis Sea Gull" post cards, July 15th 1918 #C3 flight usage, C13-C15 on separate flight covers, C18 covers including cachet and block of four usages, 1936 Transpacific issue FDC cachets and later including 1941 Transport including Crosby cachets, and other issues to 1949 including various flights; worth review (no photo). Estimate $750 - 1,000.
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Realized: $2,400