Autor: Wilhelm Röntgen; current version created by Old Moonraker.
Título: An early X-ray picture (radiograph) taken at a public lecture by Wilhelm Röntgen (1845–1923) of Albert von Kölliker's left hand
Data: 23 January 1896; current version created on 10 July 2009, 09:02.
Origem: Flipped version of File:X-ray by Wilhelm Röntgen of Albert von Kölliker's hand - 18960123-03.jpg
Fonte: https://commons.wikimedia.org/wiki/File:X-ray_by_Wilhelm_R%C3%B6ntgen_of_Albert_von_K%C3%B6lliker%27s_hand_-_18960123-02.jpg
Licença: Domínio Público
08-11-1895
Apesar de Röntgen ter descoberto estes novos raios, e terem sido nomeados de raios de Röntgen, ele preferiu a designação de raios-X