Τώρα εμφανίζεται Ηνωμένες Πολιτείες - Γραμματόσημα (1910 - 1919) - 13 Γραμματόσημα.
WM: 3 Διάτρηση: 10
![[Benjamin Franklin, 1706-1790, τύπος EK19]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/EK19-s.jpg)
![[Benjamin Franklin, 1706-1790, τύπος EK20]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/EK20-s.jpg)
8. Φεβρουάριος WM: 1 Διάτρηση: 10
![[Benjamin Franklin, 1706-1790, τύπος DW80]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/DW80-s.jpg)
17. Ιούνιος WM: 3 Διάτρηση: 11
![[George Washington, τύπος DW81]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/DW81-s.jpg)
![[Panama-Pacific Exposition Issue - Different Perforation, τύπος EM2]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/EM2-s.jpg)
![[Panama-Pacific Exposition Issue - Different Perforation, τύπος EN1]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/EN1-s.jpg)
![[Panama-Pacific Exposition Issue - Different Perforation, τύπος EO2]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/EO2-s.jpg)
WM: 3 Διάτρηση: 10 Horizontally
![[Coil Stamps - Rotary Press Printing. Stamps are 19½-20mm Wide, τύπος DW82]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/DW82-s.jpg)
![[Coil Stamps - Rotary Press Printing. Stamps are 19½-20mm Wide, τύπος DW83]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/DW83-s.jpg)
![[Coil Stamps - Rotary Press Printing. Stamps are 19½-20mm Wide, τύπος DW84]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/DW84-s.jpg)
WM: 3 Διάτρηση: 10 Vertically
![[Coil Stamps - Rotary Press Printing. Stamps are 23mm High, τύπος DW85]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/DW85-s.jpg)
![[Coil Stamps - Rotary Press Printing. Stamps are 23mm High, τύπος DW86]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/DW86-s.jpg)
![[Coil Stamps - Rotary Press Printing. Stamps are 23mm High, τύπος DW87]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/DW87-s.jpg)
