Lot
300 
(United States) 1930 South America - Pan America Flight, May 18-31, with 1930, 65c Graf Zeppelin, V.F. left side sheet margin block of four with plate no. 20077 (C13), tied on cover to Arcata, Cal. by Varick, Sta. N.Y. 4/30 duplex, additionally tied by U.S. flight cachet, appropriate German cachet, green pictorial Lakehurst, N.J. and Arcata, Cal. duplex receiver, Very Fine. Sieger Nos. 64 A Estimate $400 - 600.
Realized: $400