Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 3

Zemstvo (Rural) Post - Poltava

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Start price: $1,000

Buyer's premium:

1910-12, Bicentenary of the Poltava Battle, violet diagonal surcharge 1k on 15k violet and gray, three-side margin perforated block of 12 (2×6), stamp on position 7 has no white dot over ”Z” in ”Zemsk.” variety, full OG, NH, VF and rare multiple, only 8 stamps with this variety possible, Chuchin #47, var, Schmidt #58, var, C.v. $2,400 as hinged singles, variety is not mentioned in the Cat, Est. $1,500-$2,000