Muri Bhalissa: L-Istati Uniti - Bolol tal-posta (1950 - 1959) - 13 bolol.
15. January WM: Xejn Perforazzjoni: 11 x 10½
![[The 200th Anniversary of The Birth of Betsy Ross, 1860-1932, Tip RQ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RQ-s.jpg)
15. January WM: Xejn Disinn: Charles Chickering Inċiżjoni: Matthew Fenton Perforazzjoni: 11 x 10½
![[The 50th Anniversary of The 4-H Clubs, Tip RR]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RR-s.jpg)
28. February WM: Xejn Perforazzjoni: 11 x 10½
![[The 125th Anniversary of Baltimore & Ohio Railroad Charter, Tip RS]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RS-s.jpg)
4. March WM: Xejn Perforazzjoni: 11 x 10½
![[The 50th Anniversary of the American Automobile Association, Tip RT]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RT-s.jpg)
4. April WM: Xejn Perforazzjoni: 11 x 10½
![[NATO - North Atlantic Treaty Organization, Tip RU]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RU-s.jpg)
15. May WM: Xejn Perforazzjoni: 11 x 10½
![[Grand Coulee Dam, Tip RV]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RV-s.jpg)
13. June WM: Xejn Perforazzjoni: 11 x 10½
![[The 175th Anniversary of the Arrival of Marquis de Lafayette, Tip RW]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RW-s.jpg)
11. August WM: Xejn Perforazzjoni: 10½ x 11
![[The 25th Anniversary of the Mount Rushmore Memorial, Tip RX]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RX-s.jpg)
6. September WM: Xejn Perforazzjoni: 11 x 10½
![[The 100th Anniversary of Civil Engineering, Tip RY]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RY-s.jpg)
11. September WM: Xejn Perforazzjoni: 11 x 10½
![[Women in Armed Services, Tip RZ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/RZ-s.jpg)
11. September WM: Xejn Perforazzjoni: 11 x 10½
![[The 500th Anniversary of the Gutenberg Bible, Tip SA]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/SA-s.jpg)
4. October WM: Xejn Perforazzjoni: 11 x 10½
![[Newspaper Boys, Tip SB]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/SB-s.jpg)
21. November WM: Xejn Perforazzjoni: 11 x 10½
![[International Red Cross, Tip SC]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/SC-s.jpg)
