1926 (Aug) cover of Mongolian Central Cooperative, Urga, mailed to head office (ULANBATOR backstamp) franked on reverse with 1926 'POSTAGE' Overprinted Revenue 20c violet ovpt. tied by TSETSERLIG MANDAL MONGOLIA red boxed datestamp with additional strike alongside. Internal usages are rare. Note Cyrillic 'Urga', added to the address. Urga had been officially renamed Ulan Bator upon proclamation of the Republic in November 1924, here, nearly two years later, the old name was still being used
Asia /
Mongolia
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, NC
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Rare Stamps and Postal History of The World
Auction 50
April 14 - 25, 2026
Auction presents an exceptional selection of highly specialized collections - Germany, Russia, Poland, Ukraine, China, Mongolia, and The World.
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April 16, Thursday, 4:00 PM PM
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April 23, Thursday, 4:00 PM PM
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Germany 1871-1945: Varieties, Semi-Official Airmails, Postal History
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Third Reich & Italy Propaganda: Illustrated Postcards
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Russian Civil War: Armies, Republics, Czechoslovak Legion
Lots 5597 - 5963
Soviet Union & Russia: Chronology, Varieties, Miniature Sheets
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