Sedaj prikazano: Združene države - Poštne znamke (1950 - 1959) - 155 znamke.
27. avgust WM: Nič Perforacija: 10½ x 11
![[Petroleum industry, tip WK]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/WK-s.jpg)
14. september WM: Nič Perforacija: 11 x 10½
![[Dental Health, tip WL]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/WL-s.jpg)
29. september WM: Nič Perforacija: 10½ x 11 and 11
![[Champion of Liberty - Ernst Reuter, tip WM]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/WM-s.jpg)
![[Champion of Liberty - Ernst Reuter, tip WN]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/WN-s.jpg)
3. december WM: Nič Perforacija: 10½ x 11
![[Dr. Ephraim McDowell, tip WO]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/WO-s.jpg)
