Title (en)
Micrometer after Fraunhofer
Title (de)
Fraunhofer'sches Mikrometer
Language
Not applicable
Description (en)
Inventory number IV/89.
Description (de)
Inventar-Nummer IV/89.
Photographer
W. Blaschnek
Manufacturer
Societe Genevoise pour la Construction de Instruments de Physique, Geneve
Licence Selected
CC BY 4.0 International
Details about the source
Time Coverage (de)
1912