1. 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)
2. Letter from Ernest Winocour to Daniel Nathans Publication: Produced: 23 July 1969 Subject(s): Simian virus 40RNANucleic Acid Hybridization Archival Collection: The Daniel Nathans Papers (Profiles in Science)