Praegu kuvatakse: Boliivia - postmargid (1920 - 1929) - 7 margid.
1924
Airmail - Establishment of the National Aviation School
detsember WM: mitte ükski Gravüür: Perkins, Bacon & Co. perforatsioon: 14
![[Airmail - Establishment of the National Aviation School, Tüüp AV]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AV-s.jpg)
![[Airmail - Establishment of the National Aviation School, Tüüp AV1]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AV1-s.jpg)
![[Airmail - Establishment of the National Aviation School, Tüüp AV2]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AV2-s.jpg)
![[Airmail - Establishment of the National Aviation School, Tüüp AV3]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AV3-s.jpg)
![[Airmail - Establishment of the National Aviation School, Tüüp AW]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AW-s.jpg)
![[Airmail - Establishment of the National Aviation School, Tüüp AW1]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AW1-s.jpg)
![[Airmail - Establishment of the National Aviation School, Tüüp AW2]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AW2-s.jpg)
| Nr | Tüüp | D | Värv | Kirjeldus |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 142 | AV | 10C | punakas oranž/must | (150.000) | - | 0,60 | 0,60 | - | USD |
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| 143 | AV1 | 15C | karmiin/must | (140.000) | - | 1,80 | 1,20 | - | USD |
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| 144 | AV2 | 25C | sinine/must | (42.000) | - | 0,90 | 0,60 | - | USD |
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| 145 | AV3 | 50C | oranžikaskollane/must | (21.500) | - | 9,58 | 4,79 | - | USD |
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| 146 | AW | 1B | punakaspruun/must | (48.000) | - | 2,39 | 1,80 | - | USD |
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| 147 | AW1 | 2B | mustjas pruun/must | (20.000) | - | 17,96 | 9,58 | - | USD |
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| 148 | AW2 | 5B | violett/must | (10.000) | - | 17,96 | 14,37 | - | USD |
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| 142‑148 | - | 51,19 | 32,94 | - | USD |
