Image: Helmholtz 1876
Size of this preview: 461 × 599 pixels. Other resolutions: 185 × 240 pixels | 698 × 907 pixels.
Original image (698 × 907 pixels, file size: 66 KB, MIME type: image/jpeg)
Description: Hermann von Helmholtz in 1876, portrait
Title: Helmholtz 1876
Credit: Hermann von Helmholtz by Leo Königsberger
Author: Reproduction of portrait by Franz von Lenbach
Usage Terms: Public domain
License: PD
Attribution Required?: No
Image usage
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