1. Letter from Ernest Winocour to Daniel Nathans Creator: Winocour, ErnestThe Weizmann Institute of Science Date: 30 March 1973 Genre: Letters (correspondence)
2. Letter from Maxine Singer to Daniel Nathans Creator: Singer, MaxineThe Weizmann Institute of Science Date: 11 February 1972 Genre: Letters (correspondence)
3. Letter from Ernest Winocour to Daniel Nathans Creator: Winocour, ErnestThe Weizmann Institute of Science Date: 13 February 1977 Genre: Letters (correspondence)
4. Letter from Maxine Singer to Daniel Nathans Creator: Singer, MaxineThe Weizmann Institute of Science Date: 14 March 1972 Genre: Letters (correspondence)
5. Letter from Ernest Winocour and Maxine Singer to Daniel Nathans Creator: Singer, MaxineWinocour, ErnestThe Weizmann Institute of Science Date: 4 July 1972 Genre: Letters (correspondence)
6. Letter from Ernest Winocour to Daniel Nathans Creator: Winocour, ErnestThe Weizmann Institute of Science Date: 4 November 1971 Genre: Letters (correspondence)