GERMANY C42 air cover used on flown round trip Polar Flight Zeppelin cover via Soviet Icebreaker Malyguin (27,VII.31) w/ 2013 APS Cert, addressed to Brooklyn, NY, VF (Image)

Est. $400-550 LE

GERMANY 1933 Zeppelin Friedrichshafen to Chicago, franked w/ 1m & 2m Chicago Zepp stamps, proper map cachet and etiquettes, F-VF (Sieger #238Bca var) (Image)

EURO375 SE

(8) Zepp covers: Brazil 1930 Rio to Lakehurst w/ #4CL9 (CV $150 on cover); Germany (2) 1936 covers, one to NYC other to Brazil w/ C58 (toned); USA 1929 return flight to Germany w/o cachet (Sieger #32); 1929 Round the World flight cachet on postal card Los Angeles to Lakehurst (#20A); 1929 Round the World cachet on cover Lakehurst to Lakehurst (28D); 1933 Chicago to Friedrichshafen w/ regular airmail stamps; 1936 Hindenburg cover w/ C7-9 Lakehurst to Frankfurt; gen F-VF [Proceeds benefit APS] (Image)

Est. $250-350 SE