Guam
Ditunjukkan sekarang: Guam - Setem-setem bayaran pos (1899 - 1930) - 11 Setem-setem.
8. April WM: Tiada Perforasi: 11
![[Philippines Postage Stamps Overprinted "GUAM - GUARD MAIL", jenis C]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/C-s.jpg)
![[Philippines Postage Stamps Overprinted "GUAM - GUARD MAIL", jenis C1]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/C1-s.jpg)
July WM: Tiada Perforasi: 12
![[Coat of Arms, jenis D]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/D-s.jpg)
![[Coat of Arms, jenis D1]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/D1-s.jpg)
10. August WM: Tiada Perforasi: 11
![[Philippines Postage Stamps Overprinted "GUAM - GUARD - MAIL", jenis E]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/E-s.jpg)
![[Philippines Postage Stamps Overprinted "GUAM - GUARD - MAIL", jenis E1]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/E1-s.jpg)
December WM: Tiada Perforasi: 11
![[Philippines Postage Stamps Overprinted, jenis F]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/F-s.jpg)
![[Philippines Postage Stamps Overprinted, jenis F1]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/F1-s.jpg)
![[Philippines Postage Stamps Overprinted, jenis F2]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/F2-s.jpg)
![[Philippines Postage Stamps Overprinted, jenis F3]](https://www.stampworld.com/media/catalogue/Guam/Postage-stamps/F3-s.jpg)
Ditunjukkan sekarang: Guam - Setem-setem bayaran pos (1899 - 1930) - 11 Setem-setem.
8. April WM: Tiada Perforasi: 11
July WM: Tiada Perforasi: 12
10. August WM: Tiada Perforasi: 11
December WM: Tiada Perforasi: 11