Prezentat acum: Statele Unite (SUA) - Timbre pentru protejarea păsărilor migratoare - Ministerul de Interne (1939 - 2016) - 1 timbre.
1966
Department of the Interior Duck Stamps - Tundra Swans
1. Iulie WM: Niciunul Design: Howard C. Mildner Perforare: 11¼ x 11
![[Department of the Interior Duck Stamps - Tundra Swans, Tip AB]](https://swmedia-4cd6.kxcdn.com/media/catalogue/United-States/Department-of-the-interior-duck-stamps/AB-s.jpg)
