Now showing: United States - Postage stamps (1970 - 1979) - 419 stamps.
7. June WM: None Perforation: 11
![[Flowers - Endangered Flora, type ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/1538-b.jpg)
| No. | Type | D | Color | Description |
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| 1538 | ATK | 15C | multicoloured | Trillium persistens | (41 mill) | 0.26 | - | 0.26 | 0.79 | USD |
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| 1539 | ATL | 15C | multicoloured | Vicia menziesil | (41 mill) | 0.26 | - | 0.26 | 0.79 | USD |
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| 1540 | ATM | 15C | multicoloured | Erysinum capitatium | (41 mill) | 0.26 | - | 0.26 | 0.79 | USD |
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| 1541 | ATN | 15C | multicoloured | Oenothera deltoides | (41 mill) | 0.26 | - | 0.26 | 0.79 | USD |
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| 1538‑1541 | Block of 4 | 1.05 | - | 1.05 | 3.15 | USD | |||||||||||
| 1538‑1541 | 1.04 | - | 1.04 | 3.16 | USD |
15. June WM: None Perforation: 11
![[Seeing Eye Dogs, type ATO]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATO-s.jpg)
9. August WM: None Perforation: 11
![[Special Olympics, type ATP]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATP-s.jpg)
5. September WM: None Perforation: 11
![[Olympic Games - Moscow 1980, USSR, type ATR]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATR-s.jpg)
23. September WM: None Design: Michel Nr 1397 Engraving: Yvert Nr 1253 Perforation: 11 x 12
![[John Paul Jones, type ATQ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATQ-s.jpg)
![[John Paul Jones, type ATQ2]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATQ2-s.jpg)
28. September WM: None Sheetsize: 50 Design: Robert M. Cunningham Perforation: 11
![[Olympic Games - Moscow 1980, USSR, type ATS]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATS-s.jpg)
![[Olympic Games - Moscow 1980, USSR, type ATT]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATT-s.jpg)
![[Olympic Games - Moscow 1980, USSR, type ATU]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATU-s.jpg)
![[Olympic Games - Moscow 1980, USSR, type ATV]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATV-s.jpg)
18. October WM: None Perforation: 11
![[Christmas Stamps, type ATW]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATW-s.jpg)
![[Christmas Stamps, type ATX]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATX-s.jpg)
4. November WM: None Perforation: 11
![[Performing Arts - Will Rogers, type ATY]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATY-s.jpg)
11. November WM: None Perforation: 11
![[Vietnam Veterans, type ATZ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ATZ-s.jpg)
