1. Morphologic Variation in Pneumococcus: I. An Analysis of the Bases for Morphologic Variation in Pneumococcus and Description of Hitherto Undefined Morphologic Variant Publication: Rockefeller University. Press, 1 July 1953 Subject(s): Research DesignTransformation, Bacterial Archival Collection: The Oswald T. Avery Collection (Profiles in Science)
2. Morphologic Variation in Pneumococcus: II. Control of Pneumococcal Morphology through Transformation Reactions Publication: Rockefeller University. Press, 1 July 1953 Subject(s): Research DesignTransformation, Bacterial Archival Collection: The Oswald T. Avery Collection (Profiles in Science)
3. Letter from Robert Paul Levine to Joshua Lederberg Publication: Produced: 7 March 1953 Subject(s): DrosophilaResearch Design Archival Collection: The Joshua Lederberg Papers (Profiles in Science)