Now showing: Mongolia - Postage stamps (1930 - 1939) - 16 stamps.
10. February WM: None Perforation: 11
![[Definitive Issues, type J]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/J-s.jpg)
![[Definitive Issues, type J1]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/J1-s.jpg)
![[Definitive Issues, type J2]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/J2-s.jpg)
10. July WM: 1 Perforation: 10½ x 12
![[Mongolian Revolution, type K]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/K-s.jpg)
![[Mongolian Revolution, type L]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/L-s.jpg)
![[Mongolian Revolution, type M]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/M-s.jpg)
![[Mongolian Revolution, type N]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/N-s.jpg)
![[Mongolian Revolution, type O]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/O-s.jpg)
![[Mongolian Revolution, type P]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/P-s.jpg)
![[Mongolian Revolution, type Q]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/Q-s.jpg)
| No. | Type | D | Color | Description |
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| 51 | K | 1M | sepia | (500.000) | - | 3.13 | 1.56 | - | USD |
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| 52 | L | 2M | purple | (500.000) | - | 3.13 | 1.56 | - | USD |
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| 53 | M | 5M | greyish blue | (500.000) | - | 2.08 | 0.78 | - | USD |
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| 54 | N | 10M | greyish green | (500.000) | - | 2.08 | 0.78 | - | USD |
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| 55 | O | 15M | purple brown | (200.000) | - | 2.08 | 0.78 | - | USD |
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| 56 | P | 20M | red | (200.000) | - | 2.08 | 0.78 | - | USD |
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| 57 | Q | 25M | violet | (100.000) | - | 2.60 | 0.78 | - | USD |
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| 51‑57 | - | 17.18 | 7.02 | - | USD |
10. July WM: 1 Perforation: 10½ x 12
![[Mongolian Revolution, type R]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/R-s.jpg)
![[Mongolian Revolution, type S]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/S-s.jpg)
![[Mongolian Revolution, type T]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/T-s.jpg)
![[Mongolian Revolution, type U]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/U-s.jpg)
![[Mongolian Revolution, type V]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/V-s.jpg)
![[Mongolian Revolution, type W]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/W-s.jpg)
| No. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 58 | R | 40M | black | (50.000) | - | 2.60 | 1.04 | - | USD |
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| 59 | S | 50M | blue | (50000) | - | 2.08 | 0.78 | - | USD |
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| 60 | T | 1T | green | (50.000) | - | 3.13 | 1.04 | - | USD |
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| 61 | U | 3T | violet | (50.000) | - | 6.25 | 2.08 | - | USD |
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| 62 | V | 5T | brown | (50.000) | - | 20.84 | 12.50 | - | USD |
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| 63 | W | 10T | blue | (50.000) | - | 41.67 | 20.84 | - | USD |
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| 58‑63 | - | 76.57 | 38.28 | - | USD |
