1. Lab notes on identifying SV 40 proteins in infected cells

Date:

[September-December 1969]

2. Daniel Nathans in cold lab

Date:

[ca. 1970s]

3. Lab notes on determining fragments made by Hind on SV 40 DNA

Date:

[24-28 November 1970]

4. Letter from David C. Ward to Daniel Nathans

Date:

13 January 1971

5. Letter from Daniel Nathans to David C. Ward

Date:

25 January 1971

6. Letter from Daniel Nathans to David C. Ward

Date:

22 February 1971

7. Lab notes on transformation of BALB 3T3

Date:

[9-21 March 1971]

8. Letter from David C. Ward to Daniel Nathans

Date:

16 March 1971

9. Letter from Daniel Nathans to David C. Ward

Date:

24 June 1971

10. Letter from David C. Ward to Daniel Nathans

Date:

2 August 1971

11. Lab notes of electron microscopic images of E. coli B DNA

Date:

9 September 1971

12. Letter from Ernest Winocour to Daniel Nathans

Date:

4 November 1971

13. Specific Cleavage of Simian Virus 40 DNA by Restriction Endonuclease of Hemophilus Influenzae

Date:

December 1971

14. Letter from Daniel Nathans to Ernest Winocour

Date:

1 December 1971

15. Letter from Maxine Singer to Daniel Nathans

Date:

11 February 1972

16. Letter from Daniel Nathans to Maxine Singer

Date:

1 March 1972

17. Letter from Maxine Singer to Daniel Nathans

Date:

14 March 1972

18. Letter from Ernest Winocour and Maxine Singer to Daniel Nathans

Date:

4 July 1972

19. Letter from Daniel Nathans to Ernest Winocour and Maxine Singer

Date:

11 July 1972

20. Letter from Kathleen J. Danna to Daniel Nathans

Date:

31 October 1972