World's First Betatron | University of Illinois Archives
Caption on back: Prof. Donald W. Kerst with the world's first betatron, built at the University of Illinois in 1940 and now in the Smithsonian Institution, and the 340-million volt world's largest betatron, built at the university in Urbana for research
Found in Box 120, Folder ENG 10-2 Physics Faculty
Negative Number: 12607, Record Series 39/2/22.
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