Hermann Honnef
German inventor and wind energy pioneer Hermann Honnef (1878-1961) with his wind energy model during his speech to representatives of the ministries. 1932. Photograph
Picture No
10967905
Media ID
46129160
Size
2514px x 3543px
(2.0MB)
Credit
Mary Evans/brandstaetter images
Source
Photography - Anonymous
Date
1932
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