The 90th Birth Anniversary of N.I.Vavilov 1977
Now showing: USSR - Postage stamps - 1977 - The 90th Birth Anniversary of N.I.Vavilov - 1 stamps.
1977
The 90th Birth Anniversary of N.I.Vavilov
26. April WM: None Sheetsize: 50 Design: P. Bendel Perforation: 11½