1. Letter from Daniel Nathans to Kathleen J. Danna Publication: Produced: 22 February 1973 Subject(s): Haemophilus influenzae Archival Collection: The Daniel Nathans Papers (Profiles in Science)
2. Specific Cleavage of Simian Virus 40 DNA by Restriction Endonuclease of Hemophilus Influenzae Publication: National Academy of Sciences (U.S.), December 1971 Subject(s): Simian virus 40DNA Restriction EnzymesHaemophilus influenzaeDNA Cleavage Archival Collection: The Daniel Nathans Papers (Profiles in Science)
3. Letter from Ernest Winocour and Maxine Singer to Daniel Nathans Publication: Produced: 4 July 1972 Subject(s): Haemophilus influenzae Archival Collection: The Daniel Nathans Papers (Profiles in Science)
4. Letter from Maxine Singer to Daniel Nathans Publication: Produced: 14 March 1972 Subject(s): Haemophilus influenzaeCloning, Molecular Archival Collection: The Daniel Nathans Papers (Profiles in Science)
5. Letter from Daniel Nathans to Maxine Singer Publication: Produced: 1 March 1972 Subject(s): Haemophilus influenzaeDNA Fragmentation Archival Collection: The Daniel Nathans Papers (Profiles in Science)
6. Letter from Daniel Nathans to Ernest Winocour Publication: Produced: 1 December 1971 Subject(s): Haemophilus influenzae Archival Collection: The Daniel Nathans Papers (Profiles in Science)
7. Letter from Ernest Winocour to Daniel Nathans Publication: Produced: 4 November 1971 Subject(s): Haemophilus influenzaeSimian virus 40 Archival Collection: The Daniel Nathans Papers (Profiles in Science)
