Manfred von Ardenne, 1933
The German physicist Manfred Baron von Ardenne in his laboratory with one of his inventions, an improved Braun tube and the associated projector
Picture No
10526067
Media ID
48148605
Size
2735px x 1929px
(1.2MB)
Credit
Mary Evans / SZ Photo / Scherl
Date
1933
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Ardenne Braun Improved Inventions Manfred Projector
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