Montre maintenant: États-Unis - Timbres-Poste (1920 - 1929) - 30 Timbres-poste.
25. février WM: Aucun Perforation: 11
![[George Rogers Clark, type GM]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GM-s.jpg)
1. mai WM: Aucun Perforation: 11 x 10½
![[Overprinted "Kans." - Rotary Press Printing, type GP]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GP-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GQ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GQ-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GR]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GR-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GS]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GS-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GT]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GT-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GU]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GU-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GV]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GV-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GW]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GW-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GX]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GX-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GY]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GY-s.jpg)
![[Overprinted "Kans." - Rotary Press Printing, type GZ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GZ-s.jpg)
| No. | Genre | D | Couleur | Description |
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| 515 | GP | 1C | vert | (13 mill) | 4,22 | 2,11 | 1,58 | - | USD |
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| 516 | GQ | 1½C | marron | (8 mill) | 6,33 | 3,16 | 2,64 | - | USD |
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| 517 | GR | 2C | carmin | (87 mill) | 8,44 | 4,22 | 1,06 | - | USD |
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| 518 | GS | 3C | violet | (3 mill) | 42,20 | 21,10 | 12,66 | - | USD |
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| 519 | GT | 4C | brun jaunâtre | (2 mill) | 42,20 | 21,10 | 10,55 | - | USD |
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| 520 | GU | 5C | bleu foncé | (3 mill) | 26,38 | 12,66 | 10,55 | - | USD |
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| 521 | GV | 6C | orange rougeâtre | (1 mill) | 52,75 | 31,65 | 15,82 | - | USD |
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| 522 | GW | 7C | noir | (1 mill) | 52,75 | 26,38 | 26,38 | - | USD |
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| 523 | GX | 8C | vert olive | (2 mill) | 184 | 105 | 63,30 | - | USD |
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| 524 | GY | 9C | rose | (1 mill) | 26,38 | 15,82 | 10,55 | - | USD |
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| 525 | GZ | 10C | jaune-orange | (3 mill) | 42,20 | 21,10 | 10,55 | - | USD |
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| 515‑525 | 488 | 264 | 165 | - | USD |
1. mai WM: Aucun Perforation: 11 x 10½
![[Overprinted "Nebr." - Rotary Press Printing, type HA]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HA-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HB]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HB-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HC]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HC-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HD]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HD-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HE]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HE-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HF]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HF-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HG]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HG-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HH]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HH-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HI]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HI-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HJ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HJ-s.jpg)
![[Overprinted "Nebr." - Rotary Press Printing, type HK]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HK-s.jpg)
| No. | Genre | D | Couleur | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 526 | HA | 1C | vert | (8 mill) | 6,33 | 3,16 | 2,11 | - | USD |
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| 527 | HB | 1½C | marron | (9 mill) | 6,33 | 3,16 | 2,11 | - | USD |
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| 528 | HC | 2C | carmin | (73 mill) | 6,33 | 3,16 | 1,06 | - | USD |
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| 529 | HD | 3C | violet | (2 mill) | 26,38 | 12,66 | 10,55 | - | USD |
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| 530 | HE | 4C | brun jaunâtre | (2 mill) | 31,65 | 21,10 | 12,66 | - | USD |
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| 531 | HF | 5C | bleu foncé | (2 mill) | 31,65 | 15,82 | 12,66 | - | USD |
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| 532 | HG | 6C | orange rougeâtre | (1 mill) | 84,40 | 42,20 | 21,10 | - | USD |
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| 533 | HH | 7C | noir | (800,000) | 42,20 | 26,38 | 15,82 | - | USD |
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| 534 | HI | 8C | vert olive | (1 mill) | 63,30 | 31,65 | 21,10 | - | USD |
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| 535 | HJ | 9C | rose | (500,000) | 63,30 | 42,20 | 26,38 | - | USD |
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| 536 | HK | 10C | jaune-orange | (2 mill) | 263 | 131 | 21,10 | - | USD |
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| 526‑536 | 625 | 333 | 146 | - | USD |
5. juin WM: Aucun Perforation: 11
![[Edison's First Lamp, type GN]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GN-s.jpg)
![[Edison's First Lamp, type GN2]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GN2-s.jpg)
17. juin WM: Aucun Perforation: 11
![[The 150th Anniversary of the Sullivan Expedition in NY State, type GO]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GO-s.jpg)
![[The 150th Anniversary of the Sullivan Expedition in NY State, type GO1]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GO1-s.jpg)
14. septembre WM: Aucun Perforation: 11
![[The 135th Anniversary of the Battle of Fallen Timbers, Ohio, type HL]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HL-s.jpg)
19. octobre WM: Aucun Perforation: 11
![[Ohio River Canalization - Lock No. 5, Monogahela River, type HM]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/HM-s.jpg)
