1. Letter from Joshua Lederberg to Jacques Monod Publication: Produced: 27 January 1948 Subject(s): Escherichia coliGenetics, MicrobialGalactosidases Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
2. On the Origin of the Carbon in the Induced Synthesis [Beta]-Galactosidase in Escherichia coli Publication: Society of American Bacteriologists, October 1954 Subject(s): CarbonGalactosidasesEscherichia coli Archival Collection: The Sol Spiegelman Papers (Profiles in Science)