1929 (Sep 2) Cover from JABHOLANTO to Kalgan, Double-circle round postmark Jabholanto Type IV, Freepost Issue 25 Mung of 1926 as standard postage for foreign letters up to 20g, Chinese additional postage 10 cents on reverse side, Arrival postmark KALGAN 29.2.29, MANCHOULI Transit postmark on reverse, Cyrillic 'KALGAN' handstamp
Asia /
Mongolia
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United States
, Black Mountain
, NC
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Rare Stamps and Postal History of The World
Auction 58
October 12 - 26, 2026
A major auction showcasing exceptional rarities and distinguished collections. 9,570 lots of valuable stamps and postal history from around the world — a record-breaking auction and the largest sale in our history.
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