Lot
1210 
Canal Zone, 1936 (May 8) Cristobal, Canal Zone "Hindenburg" Zeppelin Flight Cover to Germany, cover bearing United States 10¢ National Park, 25¢ Clipper Airmail (C20) pair tied by "Cristobal, Canal Zone, May 8, 1936" wavy machine cancel and cds handstamp, purple Zeppelin cachet handstamp, Frankfurt (5.14) transit backstamp, Very Fine, The only recorded accepted use of U.S. stamps on this flight. Estimate $400 - 600.
Realized: $325