Visar nu: USA - Postfrimärken (1847 - 2015) - 5842 frimärken.
20. april WM: Inga Design: H. T. Wybrandi - Raue. Gravyr: Bureau of Engraving & Printing. Perforering: 11
![[The 200th Anniversary of Diplomatic Relations between USA & The Netherlands, Typ BBN]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/BBN-s.jpg)
21. april WM: Inga Design: Bradbury Thompson. Gravyr: Bureau of Engraving & Printing. Perforering: 11
![[Library of Congress, Typ BBO]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/BBO-s.jpg)
27. april WM: Inga Design: A. Saavedra, J. Boyd y J. Creamer. Gravyr: Bureau of Engraving & Printing. Perforering: 10 vertical
![[Consumer Education - Coil stamp, Typ BBP]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/BBP-s.jpg)
