81. Letter from Barbara McClintock to Oliver E. Nelson, Jr. Publication: Produced: 29 May 1970 Subject(s): Zea maysChromosomesSuppression, Genetic Archival Collection: The Barbara McClintock Papers (Profiles in Science)
82. Letter from Daniel Mazia to Joshua Lederberg Publication: Produced: 23 October 1953 Subject(s): ChromosomesTransduction, GeneticGenetics, Microbial Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
83. The Gene (H. J. Muller 1947) [Historical Retrospective] Publication: Genetics Society of America, October 1991 Subject(s): DNAChromosomesMutagenesisGeneticsHistory of MedicineHistory, 20th Century Archival Collection: The Joshua Lederberg Papers (Profiles in Science)