চিত্র:Max planck.jpg

Max Planck from wp-de and http://clendening.kumc.edu/dc/: It is not necessary to request permission to use any of the images as available on the web site. However, we do request that you include the following credit line: Courtesy of the Clendening History of Medicine Library, University of Kansas Medical Center.

File history in de wikipedia:

• 20:17, 15. Apr 2005 by Stern 236 x 351 (15.836 Byte) (aus der ursprünglichen Bildversion extrahierter Teilbereich. Nachbearbeitet. Lizenz unverändert.)
• 15:00, 14. Jul 2004 by Necrophorus 302 x 574 (20.286 Byte)

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