Year/Period |
1978 |
Country |
Romania |
Category |
Various |
Subcategory |
Stamps |
Theme |
Microscope |
State |
Postmark |
Inventory number |
SMD 30 |
Research microscope.
Carl Zeiss, Germany
Carl Zeiss, Jena, Germany
Battista Grassi, Italy
1955
TNO Metaal, Delft, the Netherlands