Lot
2841 
United States, 1930, $1.30 Graf Zeppelin. Tied on flight cover by "Washington, D.C., Apr 19, 1930" First Day of Issue machine cancel, U.S. and German flight cachets, Friedrichshafen and green New York backstamps, Very Fine. Scott No. C14 Estimate $500 - 750.
Realized: $700