The 250th Anniversary of the death of G.W.Leibniz 1966
Now showing: Germany - Postage stamps - 1966 - The 250th Anniversary of the death of G.W.Leibniz - 1 stamps.
1966
The 250th Anniversary of the death of G.W.Leibniz
24. August WM: None Design: Blase Perforation: 14