1. Letter from U.S. Representative Ray Thornton to Daniel Nathans Publication: Produced: 18 March 1977 Subject(s): DNA, RecombinantExpert Testimony Archival Collection: The Daniel Nathans Papers (Profiles in Science)
2. Testimony before the House Subcommittee on Science, Research, and Technology. March 30, 1977. Daniel Nathans, Professor and Director, Department of Microbiology, Johns Hopkins University School of Medicine Publication: Produced: 30 March 1977 Subject(s): DNA, RecombinantExpert Testimony Archival Collection: The Daniel Nathans Papers (Profiles in Science)
3. Letter from Charles Huttrer to Joshua Lederberg Publication: Produced: 28 July 1955 Subject(s): Expert TestimonyResearch Design Archival Collection: The Joshua Lederberg Papers (Profiles in Science)
