History of Aviation, Rare Stamps and Postal History of the World, Part 2

Bolivia - Air Post stamps

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Start price: $200

Buyer's premium:

1930, Zeppelin issue, green with bronze powder surcharge 5c on Aviation School stamp of 10c vermilion and black, block of four, full OG, NH or LH (top stamps), VF and scarce multiple, only 300 were printed, bottom left stamp has tiny expert’s pencil sign, C.v. $480 as hinged singles, Est. $300-$400, Sc. #C19