1. Excerpt from Fred Soper's diary Publication: Produced: [13 January 1965-20 March 1967] Subject(s): International CooperationFamily Planning ServicesPlagueMosquito Control Archival Collection: The Fred L. Soper Papers (Profiles in Science)
2. Letter from Joshua Lederberg to Mark Wheelis Publication: Produced: 6 October 1999 Subject(s): Biological WarfarePlague Archival Collection: The Joshua Lederberg Papers (Profiles in Science)