Lise Meitner —
Photo Credit: By Smithsonian Institution - Flickr: Lise Meitner (1878-1968), lecturing at Catholic University, Washington, D.C., 1946, No restrictions, https://commons.wikimedia.org/w/index.php?curid=18386027

Former Kaiser-Wilhelm-Institut for Chemistry in Berlin — The place at which nuclear fission was first detected
Photo Credit: By Fridolin freudenfett (Peter Kuley) - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=18058567

Entrance of the administrative headquarters of the Max Planck Society in Munich —
Photo Credit: By Maximilian Dörrbecker - Own work, CC BY-SA 2.5, https://commons.wikimedia.org/w/index.php?curid=2131565

Logo of the Max Planck Society —
Photo Credit: By Original webpage: https://www.mpg.de/enArchived webpage: https://web.archive.org/web/20220827110914/https://www.mpg.de/en, Fair use, https://en.wikipedia.org/w/index.php?curid=71618053

Budapest University of Technology and Economics — Building K, 2019.03.19
Photo Credit: By Bonpethu - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=77446370

seal of Budapest University of Technology and Economics —
Photo Credit: https://kth.bme.hu/document/1964/original/BME_Code_of_Studies_1Dec2017.pdf

Einstein Refrigerator Annotated patent drawing — Clarified and annotated version with colors showing phases
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=21931943

Physicist Léo Szilárd — Probably circa 1960
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=25055865

A gas discharge tube, as used by Thomson for electron detection — He used tubes in which the cathode rays were deflected magnetically as well as those, as shown here, in which the electrons were deflected electrically. The cathode ray tube shown here is a replica in the Cavendish Laboratory at Cambridge University.
Photo Credit: By Rolf Kickuth - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=103442270

J. J. Thomson — c. 1920–1925
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=2969861

Institute for Advanced Studies — Back side of Fuld Hall. iin Princeton, New Jersey
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=161134