Stamps, 20m denom
1 to 50 of 211
Mongolia
postage1926 yinyang unwmk p. 11
| - | 20m |
1932 1932 issue wmk. Greek border & rosettes (no perf info)
| X | 20m | rosered | Studying Latin alphabet |
1951 independence 30th issue unwmk
| - | 20m | State store | .30–1.00 | .30–1.00 | ||
| - | 20m | Mongolian arms & Mongolian flag | .30–1.00 | .30–1.00 |
1953, Dec Choibalsan memorial issue
| - | 20m | Choibalsan in National Dress | .30–1.00 | .30–1.00 | ||
| - | 20m | Choibalsan in the Countryside | 1.00–10. | 1.00–10. | ||
| - | 20m | bl | Choibalsan with Factory worker | 1.00–10. | 1.00–10. |
1954, Mar p. 12.5
| - | 20m | car | arms of Mongolia |
1956
| - | 20m | dkbrn | arms of Mongolia |
1958, Jul 1 People's Revolution issue p. 9
| - | 20m | red | Mongolian arms & flag |
1958, Nov 11 1958b issue - Mongolian Animals b p. 11x11.5
| - | 20m | ltbl & brn | Mongolian Cattle Bos primigenius taurus |
1959, Jun 6 Mongol sports p. 11
| - | 20m | archers |
1959, Jul Youth Festival 1959 issue p. 12
| - | 20m | Boy on horseback |
1959, Dec 21 wildlife (1959 Mongolia) p. 15
| X | 20m | otter |
1960, May 13 1960 issue - flowers (1960 Mongolia) p. 11.5x12
| - | 20m | multi | Trollius asiaticus |
1960, Aug 1 Olympics 1960 issue (no perf info)
| - | 20m | multi | Wrestling |
1960, Aug 29 Red Cross 1960 issue p. 11
| - | 20m | multi | Red Cross |
1960, Dec 19 40th Anniversary of Mongolian Newspaper issue p. 12x11.5
| - | 20m | multi |
1961, Jan 3 birds (1961 Mongolia) p. 11
| - | 20m | multi | Tetrao parvirostris |
1961, Apr 30 40th Anniversary of the People's Revolution issue p. 15
| - | 20m | brn | Government Building |
1961, May 31 World's First Manned Space Flight issue p. 14.75
| - | 20m | multi | Gagarin with rocket |
1961, Jun 5 40th Anniversary of Mongolian Postal Service issue
| - | 20m | multi | Post Rider on Yak Bos grunniens, p. 14.75 | |||
| - | 20m | multi | Postman on Horse Equus ferus caballus | — | — |
1961, Jul 10 40th Anniversary of the People's Republic of Mongolia c issue - herders & livestock
| - | 20m | multi | p. 15 | |||
| - | 20m | multi |
1961, Aug 10 40th Anniversary of the People's Republic d issue p. 11
| - | 20m | multi | Hunting with eagle |
1961, Sep 16 40th Anniversary of the People's Republic of Mongolia e issue p. 12
| - | 20m | pur & blgrn |
1962, May 22 Afro-Asian People's Solidarity issue p. 11.5x11
| - | 20m | multi |
1962, Jul 10 Malaria Eradication issue p. 11.5x12
| - | 20m | multi |
1962, Jul 20 800th Anniversary of the Birth of Genghis Khan issue
| - | 20m | multi | Military Field emblem |
1962, Dec 28 fishes (1961 Mongolia) p. 11
| - | 20m | multi | Myoxocephalus scorpius |
1963, Aug 15 100th Anniversary of International Red Cross issue
| - | 20m | multi |
1963, Nov 1 butterflies (1963 Mongolia) p. 11.5
| - | 20m | multi | Parnassius apollo |
1964, Jan 1 fungi 1964 issue - Fungi (1964 Mongolia) p. 11
| - | 20m | multi | Russula delica |
1964, Apr 30 Olympics 1964 issue
| - | 20m | multi | sprinter |
1964, Oct 30 space research
| - | 20m | multi | Cosmos |
1965, May 15 Quiet Sun Year issue p. 13
| - | 20m | multi |
1965, Oct 1 Mongolian horses p. 11
| - | 20m | multi |
1965, Oct 10 40th Anniversary of Mongolian Youth Movement issue
| - | 20m | multi |
1965, Nov 25 fishes (1965 Mongolia)
| - | 20m | multi | Hucho talmen |
1966, Feb 15 Mongolian Fur Industry issue p. 12.5
| - | 20m | multi | Acinonyx jubatus |
1966, Oct 15 Mongolian flowers (1966) p. 12x11.5
| - | 20m | multi | Thermopsis lanceolata |
1966, Dec 2 Children's Day 1966 issue p. 11.5x12
| - | 20m | multi |
1966, Dec 28 satellites (1966) p. 11.25x12
| - | 20m | multi |
1967, Mar 31 prehistoric animals (1967) p. 12x11.5
| - | 20m | multi | Indricotherium |
1968, Jan 15 young animals (1968)
| - | 20m | multi |
1968, Feb 15 Mongolian Berries p. 12
| - | 20m | multi |
1968, Jul 11 paintings from the National Museum, Ulan Bator
| - | 20m | multi |
1968, Aug 1 Olympics 1968 issue
| - | 20m | multi |
1968, Nov 20 22nd Anniversary of UNESCO issue
| - | 20m | multi |
1 to 50 of 211