U.N. Environmental Conservation Conference, Stockholm 1972
Now showing: Morocco - Postage stamps - 1972 - U.N. Environmental Conservation Conference, Stockholm - 1 stamps.
1972
U.N. Environmental Conservation Conference, Stockholm
12. July WM: None Design: R. Rabih. Engraving: Delrieu. Perforation: 12¼
![[U.N. Environmental Conservation Conference, Stockholm, type ZU]](https://www.stampworld.com/media/catalogue/Morocco/Postage-stamps/ZU-s.jpg)
