Now showing: United States - Airmail stamps (1940 - 1949) - 7 stamps.
1941 -1944
Twin-Motor Transport Plane
WM: None Perforation: 11 x 10½
![[Twin-Motor Transport Plane, type P]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/P-s.jpg)
![[Twin-Motor Transport Plane, type P1]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/P1-s.jpg)
![[Twin-Motor Transport Plane, type P2]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/P2-s.jpg)
![[Twin-Motor Transport Plane, type P3]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/P3-s.jpg)
![[Twin-Motor Transport Plane, type P4]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/P4-s.jpg)
![[Twin-Motor Transport Plane, type P5]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/P5-s.jpg)
![[Twin-Motor Transport Plane, type P6]](https://www.stampworld.com/media/catalogue/United-States/Airmail-stamps/P6-s.jpg)
| No. | Type | D | Color | Description |
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| 25 | P | 6C | carmine red | (4477 mill) | 0.29 | - | 0.29 | 2.34 | USD |
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| 26 | P1 | 8C | olive green | (1745 mill) | 0.29 | - | 0.29 | 3.52 | USD |
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| 27 | P2 | 10C | violet | (67 mill) | 1.17 | - | 0.29 | 9.38 | USD |
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| 28 | P3 | 15C | brown carmine | (78 mill) | 2.34 | - | 0.29 | 11.72 | USD |
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| 29 | P4 | 20C | light green | (42 mill) | 2.34 | - | 0.29 | 14.07 | USD |
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| 30 | P5 | 30C | blue | (60 mill) | 2.34 | - | 0.59 | 23.45 | USD |
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| 31 | P6 | 50C | orange | (11 mill) | 11.72 | - | 2.93 | 35.17 | USD |
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| 25‑31 | 20.49 | - | 4.97 | 99.65 | USD |
