Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 1
Wednesday, June 1, 2022 at 3:00 PM UTC
Lot 24:
1930, Airplane over River Boat (instead of Bullock Cart), set of three die proofs of 3b in purple, brown and red, printed in thickened paper, no gum as issued, VF and rare, Est. $300-$400 , Sc. #C34
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