Engraved on the recto"WILHELM CONRAD RONTGEN (on opposite side of medal) 1845-1923 (hidden on the bottom of his head) [Illeg,]ND" engraved on verso "UBCRREICHT DURCH // SIEMENS-REINGER-WERKE A.G. // ERLANGEN"
Storage Room 0010
Depth 1.4 cm x Diam. 11.5 cm
There is evidence of corrosion visible on the recto and verso of the medal; there is a light grey substance on the medal possibly a corrosion product; the back has an area of loss which is revealing the inside of the medal.
Internet: "William Konrad Roentgen, University of Chicago, Department of Neurology"
William Roentgen discovered x-rays in 1895 through many years of experimentation; he was awarded the Nobel prize for this discovery in 1901; he was born and educated in Germany.
To display in Museum (North Gallery Room 1013): "Electricity and the Invisible Ray," Oct. 2006 - Feb 2016.