Varmluftsmaskin av John Ericssons konstruktion.
Zusammenfassung
Varmluftsmaskin av John Ericssons konstruktion.
Public domain photograph related to electric power generation, electric motors, in Sweden, free to use, no copyright restrictions image - Picryl description
Tags
Datum
01/01/1928
Quelle
Digital museum
Copyright-info
No known restrictions on publication.