Guam
Now showing: Guam - Postage stamps (1899 - 1930) - 25 stamps.
WM: 1 Perforation: 12
![[USA Postage Stamps Overprinted, type A]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A-s.jpg)
![[USA Postage Stamps Overprinted, type A1]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A1-s.jpg)
![[USA Postage Stamps Overprinted, type A2]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A2-s.jpg)
![[USA Postage Stamps Overprinted, type A3]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A3-s.jpg)
![[USA Postage Stamps Overprinted, type A4]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A4-s.jpg)
![[USA Postage Stamps Overprinted, type A5]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A5-s.jpg)
![[USA Postage Stamps Overprinted, type A6]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A6-s.jpg)
![[USA Postage Stamps Overprinted, type A7]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A7-s.jpg)
![[USA Postage Stamps Overprinted, type A8]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A8-s.jpg)
![[USA Postage Stamps Overprinted, type A9]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A9-s.jpg)
![[USA Postage Stamps Overprinted, type A10]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A10-s.jpg)
![[USA Postage Stamps Overprinted, type A11]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A11-s.jpg)
![[USA Postage Stamps Overprinted, type A12]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/A12-s.jpg)
| No. | Type | D | Color | Description |
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| 1 | A | 1C | green | - | 16.63 | 22.17 | - | USD |
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| 2 | A1 | 2C | carmine | - | 16.63 | 22.17 | - | USD |
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| 3 | A2 | 2C | carmine rose | - | 27.71 | 27.71 | - | USD |
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| 4 | A3 | 3C | violet | - | 138 | 166 | - | USD |
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| 5 | A4 | 4C | purple/brown | - | 138 | 166 | - | USD |
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| 6 | A5 | 5C | blue | - | 27.71 | 44.34 | - | USD |
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| 7 | A6 | 6C | purple red | - | 110 | 193 | - | USD |
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| 8 | A7 | 8C | purple brown | - | 138 | 193 | - | USD |
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| 9 | A8 | 10C | brown | - | 44.34 | 55.42 | - | USD |
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| 10 | A9 | 15C | olive green | - | 138 | 166 | - | USD |
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| 11 | A10 | 50C | orange | - | 332 | 332 | - | USD |
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| 12 | A11 | 1$ | black | - | 332 | 332 | - | USD |
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| 12A* | A12 | 1$ | black | Closed Circle around "1$" | - | 4,433 | - | - | USD |
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| 1‑12 | Set (* Stamp not included in this set) | - | 1,463 | 1,723 | - | USD |
WM: 1 Perforation: 12
![[Special Delivery - USA Postage Stamps Overprinted, type B]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/B-s.jpg)
8. April WM: None Perforation: 11
![[Philippines Postage Stamps Overprinted "GUAM - GUARD MAIL", type C]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/C-s.jpg)
![[Philippines Postage Stamps Overprinted "GUAM - GUARD MAIL", type C1]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/C1-s.jpg)
July WM: None Perforation: 12
![[Coat of Arms, type D]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/D-s.jpg)
![[Coat of Arms, type D1]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/D1-s.jpg)
10. August WM: None Perforation: 11
![[Philippines Postage Stamps Overprinted "GUAM - GUARD - MAIL", type E]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/E-s.jpg)
![[Philippines Postage Stamps Overprinted "GUAM - GUARD - MAIL", type E1]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/E1-s.jpg)
December WM: None Perforation: 11
![[Philippines Postage Stamps Overprinted, type F]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/F-s.jpg)
![[Philippines Postage Stamps Overprinted, type F1]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/F1-s.jpg)
![[Philippines Postage Stamps Overprinted, type F2]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/F2-s.jpg)
![[Philippines Postage Stamps Overprinted, type F3]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/F3-s.jpg)
