http://www.rssboard.org/rss-specification 720 http://ecuip-xtf.lib.uchicago.edu/xtf/search?expand%3Dsubject;f5-subject%3DErnest%20Rutherford;f4-associated-Lesson%3DGamma%20Ray%20Science Results for your query: expand=subject;f5-subject=Ernest Rutherford;f4-associated-Lesson=Gamma Ray Science Thu, 01 Jan 1970 12:00:00 GMT http://ecuip-xtf.lib.uchicago.edu/xtf/view?docId=grxr/ernestrutherford/ernestrutherford.dc.xml Ernest Rutherford sitting in his lab (right) with his assistant, Hans Geiger. Circa 1913. http://ecuip-xtf.lib.uchicago.edu/xtf/view?docId=grxr/ernestrutherford/ernestrutherford.dc.xml Mon, 27 Mar 1905 12:00:00 GMT