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Title: Photograph of Wilhelm Röntgen
Caption: Photograph of Wilhelm Röntgen (1845-1923) a German mechanical engineer and physicist, who produced and detected electromagnetic radiation in a wavelength range known as X-rays of Röntgen Rays. Dated 19th century
Credit: Album / World History Archive / World History Achive
Image size: 3946 × 5314 px | 60.0 MB
Print size: 33.4 × 45.0 cm | 1553.5 × 2092.1 in (300 dpi)