Contributor
RickStudent, Philosopher, Writer, Developer
Old University Library (Erlangen)
Photo Credit: By Akriesch 20:42, 28 June 2006 (UTC) (auch de:Benutzer:Akriesch) - Own work, CC BY 2.5, https://commons.wikimedia.org/w/index.php?curid=903663
Logo of University of Erlangen-Nuremberg
Photo Credit: By Source, Fair use, https://en.wikipedia.org/w/index.php?curid=43722906
Georg Simon Ohm
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=1507336
ca 1821
Faraday's Electromagnetic rotation experiment — ca 1821
Photo Credit: By Michael Faraday - Experimental Researches in Electricity (volume 2, plate 4), Public Domain, https://commons.wikimedia.org/w/index.php?curid=4134268
Homopolar motor 3D
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=24882045
Plan of Clairvaux Abbey
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=289155
Bernard of Clairvaux
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=46064
Otto III, Holy Roman Emperor
Photo Credit: By Meister der Reichenauer Schule - The Yorck Project (2002) 10.000 Meisterwerke der Malerei (DVD-ROM), distributed by DIRECTMEDIA Publishing GmbH. ISBN: 3936122202., Public Domain, https://commons.wikimedia.org/w/index.php?curid=155171
Kníže Oldřich
Photo Credit: By Anonymous - Dalimilova kronika, Public Domain, https://commons.wikimedia.org/w/index.php?curid=15812734
Bolesław III Rudy
Photo Credit: By anonymous fresco in Znojmo (CZ) - web, Public Domain, https://commons.wikimedia.org/w/index.php?curid=6563507
Heavily retouched by alasnome
Bolesław II Pobożny — Heavily retouched by alasnome
Photo Credit: By anonymous fresco in Znojmo (CZ) - web, Public Domain, https://commons.wikimedia.org/w/index.php?curid=6563475
Bolesław II Pobożny Heavily retouched by alasnome