Now showing: United States - Postage stamps (1960 - 1969) - 18 stamps.
WM: None Perforation: 11
![[The 50th Anniversary of New Mexico Statehood, type YP]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YP-s.jpg)
WM: None Design: James M. Chemi and Jimmie E. Ihms Perforation: 11
![[The 50th Anniversary of Arizona Statehood, type YQ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YQ-s.jpg)
20. February WM: None Sheetsize: 50 Design: Charles R. Chickering Engraving: Image - Richard M. Bower et Lettre - Howard F. Sharpless Perforation: 11
![[Project mercury, type YR]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YR-s.jpg)
30. March WM: None Design: Charles R. Chickering Perforation: 11
![[Malaria eradication, type YS]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YS-s.jpg)
7. April WM: None Sheetsize: 4 Design: Noel Sickles Perforation: 11
![[The 100th Anniversary of the Civil War - Battle of Shiloh, type YD]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YD-s.jpg)
11. April WM: None Design: Charles R. Chickering Perforation: 10½ x 11
![[Charles Evans Hughes, type YT]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YT-s.jpg)
25. April WM: None Sheetsize: 4 Perforation: 11
![[Seattle World's Fair, type YU]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YU-s.jpg)
30. April WM: None Sheetsize: 1 Design: Norman Todhunter Perforation: 11
![[The 150th Anniversary of Louisiana Statehood, type YV]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YV-s.jpg)
20. May WM: None Sheetsize: 4 Design: Charles R. Chickering Perforation: 11 x 10½
![[The homestead act, type YW]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YW-s.jpg)
24. July WM: None Design: Ward Brackett Perforation: 1 x 10½
![[Girl scout jubilee, type YX]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YX-s.jpg)
28. July WM: None Design: Victor S. McCloskey, Jr. Perforation: 11 x 10½
![[Senator Brien McMahon, type YY]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YY-s.jpg)
31. August WM: None Design: Robert Geissmann Perforation: 11 x 10½
![[Apprenticeship, type YZ]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/YZ-s.jpg)
16. September WM: None Perforation: 11
![[Sam Rayburn, type ZA]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ZA-s.jpg)
23. October WM: None Sheetsize: 4 Design: H. M. Sanborn Perforation: 11
![[Dag hammerskjold, type ZB]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ZB-s.jpg)
11. November WM: None Design: Jim Crawford Perforation: 11
![[Christmas stamp, type ZD]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ZD-s.jpg)
14. November WM: None Design: Henry K. Bencsath Perforation: 11
![[Higher Education, type ZE]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ZE-s.jpg)
16. November WM: None Sheetsize: 4 Design: H. M. Sanborn Perforation: 11
![[Dag Hammerskjold, type ZB1]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ZB1-s.jpg)
15. December WM: None Sheetsize: 4 Perforation: 11
![[Winslow Homer, type ZF]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/ZF-s.jpg)
