Now showing: United States - Airmail stamps (1918 - 2012) - 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) | 0.26 | - | 0.26 | 2.12 | USD |
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| 26 | P1 | 8C | olive green | (1745 mill) | 0.26 | - | 0.26 | 3.17 | USD |
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| 27 | P2 | 10C | violet | (67 mill) | 1.06 | - | 0.26 | 8.46 | USD |
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| 28 | P3 | 15C | brown carmine | (78 mill) | 2.12 | - | 0.26 | 10.58 | USD |
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| 29 | P4 | 20C | light green | (42 mill) | 2.12 | - | 0.26 | 12.70 | USD |
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| 30 | P5 | 30C | blue | (60 mill) | 2.12 | - | 0.53 | 21.16 | USD |
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| 31 | P6 | 50C | orange | (11 mill) | 10.58 | - | 2.64 | 31.74 | USD |
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| 25‑31 | 18.52 | - | 4.47 | 89.93 | USD |
