Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 2

Tannu Tuva

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Start price: $4,000

Buyer's premium:

1935, Bactrian Camels, ten perforated (12½ 13½) trial color proofs of 3t in various colors, affixed over large greenish gray card with text at the bottom reads: ”Project. 28 September 1933”, size 312x278mm, card is fresh and proofs are in exceptional condition, VF and extremely rare, only a few such cards were produced for presentation purposes, this item has been sold in our Auction #89 for $5,000 plus appropriate commission, Scott #69