Worldwide, Airpost Covers, 1914-1945. Over 80 covers including many better items, note 1924 Trans-Polar Flight Expedition on small card with dual Norway & U.S. franking with Apr 19, 1924 Lexington, Mass. duplex cancel, "North Pole Mail" side of card with Norway franking cancelled "Kings Bay" and autographed in pencil by Raoul Amundsen; various Condor/Zeppelin flights; 1936 World Altitude Record by Sikorsky S-43 signed by pilot; several 1933 U.S./Rome Balbo flight covers; 1931 Bremen catapult cover nice cachet; couple early Greece flights; couple 1936 "Deutsche Lufthansa" labels on FDC's; several Italy/Libya/Cirenaica airpost covers; small 1929 Galway to London with green label tied; several DO X items including exotic Swiss franking with bold flight cachets & Dornier Flugschiff cancel; Brazil Condor flights; several early France 1914 realphoto postcards; and much more, detailed inspection suggested. Estimate  $500 - 750. $0