Now showing: United States - Postage stamps (1920 - 1929) - 30 stamps.
25. February WM: None Perforation: 11
![[George Rogers Clark, type GM]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/GM-s.jpg)
1. May WM: None 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. | Type | D | Color | Description |
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| 515 | GP | 1C | green | (13 mill) | 4.73 | 2.36 | 1.77 | - | USD |
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| 516 | GQ | 1½C | brown | (8 mill) | 7.09 | 3.55 | 2.95 | - | USD |
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| 517 | GR | 2C | carmine | (87 mill) | 9.45 | 4.73 | 1.18 | - | USD |
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| 518 | GS | 3C | violet | (3 mill) | 47.27 | 23.64 | 14.18 | - | USD |
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| 519 | GT | 4C | yellowish brown | (2 mill) | 47.27 | 23.64 | 11.82 | - | USD |
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| 520 | GU | 5C | dark blue | (3 mill) | 29.54 | 14.18 | 11.82 | - | USD |
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| 521 | GV | 6C | reddish orange | (1 mill) | 59.09 | 35.45 | 17.73 | - | USD |
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| 522 | GW | 7C | black | (1 mill) | 59.09 | 29.54 | 29.54 | - | USD |
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| 523 | GX | 8C | olive green | (2 mill) | 206 | 118 | 70.91 | - | USD |
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| 524 | GY | 9C | rose | (1 mill) | 29.54 | 17.73 | 11.82 | - | USD |
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| 525 | GZ | 10C | orange yellow | (3 mill) | 47.27 | 23.64 | 11.82 | - | USD |
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| 515‑525 | 547 | 296 | 185 | - | USD |
1. May WM: None 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. | Type | D | Color | Description |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 526 | HA | 1C | green | (8 mill) | 7.09 | 3.55 | 2.36 | - | USD |
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| 527 | HB | 1½C | brown | (9 mill) | 7.09 | 3.55 | 2.36 | - | USD |
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| 528 | HC | 2C | carmine | (73 mill) | 7.09 | 3.55 | 1.18 | - | USD |
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| 529 | HD | 3C | violet | (2 mill) | 29.54 | 14.18 | 11.82 | - | USD |
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| 530 | HE | 4C | yellowish brown | (2 mill) | 35.45 | 23.64 | 14.18 | - | USD |
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| 531 | HF | 5C | dark blue | (2 mill) | 35.45 | 17.73 | 14.18 | - | USD |
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| 532 | HG | 6C | reddish orange | (1 mill) | 94.54 | 47.27 | 23.64 | - | USD |
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| 533 | HH | 7C | black | (800,000) | 47.27 | 29.54 | 17.73 | - | USD |
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| 534 | HI | 8C | olive green | (1 mill) | 70.91 | 35.45 | 23.64 | - | USD |
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| 535 | HJ | 9C | rose | (500,000) | 70.91 | 47.27 | 29.54 | - | USD |
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| 536 | HK | 10C | orange yellow | (2 mill) | 295 | 147 | 23.64 | - | USD |
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| 526‑536 | 700 | 373 | 164 | - | USD |
5. June WM: None Design: Alvin Richard Meissner Engraving: Bureau of Engraving & Printing. 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. June WM: None 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. September WM: None 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. October WM: None 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)
