Year/Period |
1970 |
Country |
Burundi |
Category |
Various |
Subcategory |
Stamps |
Theme |
Microscope, education |
State |
Postmark |
Inventory number |
SMD 32 |
ENS, école normale supérieure du Burundi.
Carl Zeiss, Germany
Leitz, Germany
Robert Koch, Algeria
1982
Reichert, Vienna