1. Thought of a Nonmillenarian Publication: Produced: 20 March 1997 Subject(s): EnvironmentGenetic Engineering Archival Collection: The Maxine Singer Papers (Profiles in Science)
2. Letter from Arthur J. Walker to Francis Crick, Leslie Barnett, Sydney Brenner, and R. J. Watts-Tobin Publication: Produced: 1 February 1962 Subject(s): GeneticsEnvironmentGenesGenetic Engineering Archival Collection: The Marshall W. Nirenberg Papers (Profiles in Science)