Viser nå: USA - Postfrimerker (1847 - 2021) - 6502 frimerker.
20. April VM: Ingen Design: H. T. Wybrandi - Raue. Gravering: Bureau of Engraving & Printing. Perforering: 11
![[The 200th Anniversary of Diplomatic Relations between USA & The Netherlands, type BBN]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/BBN-s.jpg)
21. April VM: Ingen Design: Bradbury Thompson. Gravering: Bureau of Engraving & Printing. Perforering: 11
![[Library of Congress, type BBO]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/BBO-s.jpg)
27. April VM: Ingen Design: A. Saavedra, J. Boyd y J. Creamer. Gravering: Bureau of Engraving & Printing. Perforering: 10 vertical
![[Consumer Education - Coil stamp, type BBP]](https://www.stampworld.com/media/catalogue/United-States/Postage-stamps/BBP-s.jpg)
