Now showing: Bolivia - Postage stamps (1920 - 1929) - 7 stamps.
1924
Airmail - Establishment of the National Aviation School
December WM: None Engraving: Perkins, Bacon & Co. Perforation: 14
![[Airmail - Establishment of the National Aviation School, type AV]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AV-s.jpg)
![[Airmail - Establishment of the National Aviation School, type AV1]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AV1-s.jpg)
![[Airmail - Establishment of the National Aviation School, type AV2]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AV2-s.jpg)
![[Airmail - Establishment of the National Aviation School, type AV3]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AV3-s.jpg)
![[Airmail - Establishment of the National Aviation School, type AW]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AW-s.jpg)
![[Airmail - Establishment of the National Aviation School, type AW1]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AW1-s.jpg)
![[Airmail - Establishment of the National Aviation School, type AW2]](https://www.stampworld.com/media/catalogue/Bolivia/Postage-stamps/AW2-s.jpg)
| No. | Type | D | Color | Description |
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| 142 | AV | 10C | reddish orange/black | (150.000) | - | 0.52 | 0.52 | - | USD |
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| 143 | AV1 | 15C | carmine/black | (140.000) | - | 1.57 | 1.05 | - | USD |
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| 144 | AV2 | 25C | blue/black | (42.000) | - | 0.79 | 0.52 | - | USD |
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| 145 | AV3 | 50C | orange yellow/black | (21.500) | - | 8.39 | 4.19 | - | USD |
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| 146 | AW | 1B | reddish brown/black | (48.000) | - | 2.10 | 1.57 | - | USD |
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| 147 | AW1 | 2B | blackish brown/black | (20.000) | - | 15.73 | 8.39 | - | USD |
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| 148 | AW2 | 5B | violet/black | (10.000) | - | 15.73 | 12.58 | - | USD |
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| 142‑148 | - | 44.83 | 28.82 | - | USD |
