1928 Graf Zeppelin First Flight Lakehurst to Friedrichshafen, 1¢ postal card additionally franked w/ #693, C2, C6 making appropriate 53¢ rate to Hungary all tied by Varick Sta. duplexes, appropriate US flight cachet & German receiver, VF card, nice usage

Est. $200-250 SE

C13 1930 South America Flight, Friedrichshafen to Lakehurst, blank card w/ pair C13, proper cachets, one perf fault, F-VF (Image)

Est. $100-150 SE

C13 1930 South America Flight, Lakehurst to Friedrichshafen, card w/ C13 tied by 5/31 Lakehurst flag machine cancel, F-VF (Sieger 64F) (Image)

EURO375 SE

(3) covers for C13-15: Newark, NJ PPC to Germany w/ C13; 1¢ postal card w/ C14 for Friedrichshafen to Lakehurst; envelope Friedrichshafen to Lakehurst w/ C15; ea w/ proper flight cachets & markings, gen F-VF (Image)

Cat. $1,110 LE

C13-C14 1930 South America Flight cover Friedrichshafen to Lakehurst franked w/ pair C13 and single C14, proper cachets, stamps F-VF (Sieger 64B var €650) (Image)

Est. $250-350 SE

C14 1930 South America Flight, Friedrichshafen to Lakehurst, card franked w/ F-VF C14, proper cachets (Sieger 64B) (Image)

EURO650 SE

C14 1930 South America Flight, Lakehurst to Friedrichshafen, cover w/ C14 tied by Lakehurst 5/31 flag machine cancel, proper cachets, some stray cancel ink, F-VF (Sieger 64G) (Image)

EURO650 SE

(2) Flown Graf Zeppelin covers, (1) Hindenburg, on PPC showing Los Angeles over hangar, all w/ appropriate cachets, incl C18 FDC (New York), gen F-VF, C18 cover w/ photo mount stains, useful group (Image)

Est. $300-400 SE

(14) Zepps franked w/ C18, incl NYC FDC flown to Pernambuco; NYC FDC w/ (3) stamps Friedrichshafen to Chicago; NYC round-trip cover w/ (4) stamps; gen F-VF (Image)

Est. $600-800 LE