1. Excerpt from Report of the Director of the Hospital to the Corporation of the Rockefeller Institute for Medical Research, April 18, 1942 Publication: Produced: 18 April 1942 Subject(s): VirulenceTransformation, BacterialAntigens, HeterophileDrug Resistance, Microbial Archival Collection: The Oswald T. Avery Collection (Profiles in Science)