Herbert W. Franke (A 1927): Electronic Graphic (1), 1957.
Oscillogram, screenphoto. Vintage gelatin silver print, 13.2 x 18 cm.
Gottfried Jäger Collection, Bielefeld
Herbert W. Franke (A 1927): Electronic Graphic (2), 1957.
Oscillogram, screenphoto. Vintage gelatin silver print, 11.8 x 16.8 cm.
Gottfried Jäger Collection, Bielefeld
Herbert W. Franke (A 1927): Electronic Graphic (3), 1957.
Oscillogram, screenphoto. Vintage gelatin silver print, 10 x 14 cm.
Gottfried Jäger Collection, Bielefeld
www.zi.biologie.uni-muenchen.de/franke
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