File:Heinrich Rudolf Hertz.jpg

DescriptionHeinrich Rudolf Hertz.jpg Heinrich Rudolf Hertz. Published in Lenard, P. (1930) Grosse Naturforscher, T.S. Lehmanns, Munich, 1930 Date Photo

DescriptionHeinrich rudolf hertz.jpg de:Heinrich Rudolf Hertz (1857-1894) Source http://portrait.kaar.at/ Author This file is lacking author information

to fr.wikipedia) 2006-03-27 11:02 Kelson 340×364×8 (21446 bytes) Heinrich Rudolf Hertz https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons

to fr.wikipedia) 2006-03-27 11:02 Kelson 340×364×8 (21446 bytes) Heinrich Rudolf Hertz https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons

BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue Heinrich Rudolf Hertz English object of statement has role: photographer author name string: