UNPROCESSED COLLECTION. Developer of concentration radiotherapy for cancer treatment. Founded Chicago Tumor Institute in 1938 and was director until 1952. From 1952-1979 he had a private practice in Beverly Hills, Ca. Died 1984. Professional correspondence, reprints, audio recordings, photographs, typescript/unpublished biography, awards/plaques/oversize. Original deed of gift has no mention of copyright, only unrestricted physical access/donation.