Image Colnect-1896-967-Wilhelm-Conrad-R-ouml-ntgen-1845-1923-first-X-ray-tube-back.jpg

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Type: watermark Issuer: Germany Date: 1951 Visibility: public Image owner: none 4 cross crosses & circles D P mult DBP DBP & rosettes DEUTSCHE POST diagonal zigzag lines eagle lozenges marbleized pattern network quatrefoils small circles swastikas Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/images/b/1896/967/Wilhelm-Conrad-R-ouml-ntgen-1845-1923-first-X-ray-tube-back.jpg Uploaded February 17, 2014, 7:43 pm by Stan Shebs