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Rn̲tgen rays [microform] : memoirs by Rn̲tgen, Stokes, and J.J. Thomson / tr. and ed. by George F. Barker.
X-rays.
Radiography.
Rn̲tgen, Wilhelm Conrad, 1845-1923.
Stokes, George Gabriel, 1819-1903.
Thomson, J. J. (Joseph John), 1856-1940
Barker, George F, (George Frederick), 1835-1910.
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