Prezentat acum: Statele Unite (SUA) - Timbre pentru protejarea păsărilor migratoare - Ministerul de Interne (1940 - 1949) - 1 timbre.
1941
Department of the Interior Duck Stamps - Ruddy Ducks
1. Iulie WM: Niciunul Design: Victor S. McCloskey, Jr Perforare: 11¼ x 11
![[Department of the Interior Duck Stamps - Ruddy Ducks, Tip C]](https://swmedia-4cd6.kxcdn.com/media/catalogue/United-States/Department-of-the-interior-duck-stamps/C-s.jpg)
