3. Letter from Guido Pontecorvo to Sol Spiegelman Creator: Pontecorvo, GuidoUniversity of Glasgow Date: 25 March 1948 Genre: Letters (correspondence)
4. Letter from Martin R. Pollock to Sol Spiegelman Creator: Medical Research Council. The Lister InstitutePollock, Martin, 1909-2002 Date: 18 March 1947 Genre: Letters (correspondence)
5. Letter from Sol Spiegelman to Guido Pontecorvo Creator: Spiegelman, Sol, 1914-1983 Date: 3 January 1948 Genre: Letters (correspondence)
6. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 11 July 1945 Genre: Letters (correspondence)
7. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 14 February 1946 Genre: Letters (correspondence)
8. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 15 September 1945 Genre: Letters (correspondence)
9. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 11 December 1945 Genre: Letters (correspondence)
10. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 19 November 1945 Genre: Letters (correspondence)
11. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 12 December 1947 Genre: Letters (correspondence)
12. Letter from Tracy M. Sonneborn to Sol Spiegelman Creator: Indiana UniversitySonneborn, T. M. (Tracy Morton), 1905-1981 Date: 8 November 1950 Genre: Letters (correspondence)
13. Letter from Sol Spiegelman to Tracy M. Sonneborn Creator: Spiegelman, Sol, 1914-1983 Date: 6 November 1950 Genre: Letters (correspondence)
14. Letter from Sol Spiegelman to Tracy M. Sonneborn Creator: Spiegelman, Sol, 1914-1983 Date: 22 September 1947 Genre: Letters (correspondence)
15. Letter from Sol Spiegelman to Tracy M. Sonneborn Creator: Spiegelman, Sol, 1914-1983 Date: 9 December 1947 Genre: Letters (correspondence)
16. Letter from Sol Spiegelman to Tracy M. Sonneborn Creator: Spiegelman, Sol, 1914-1983 Date: 6 August 1948 Genre: Letters (correspondence)
17. Letter from Jacques Monod to Sol Spiegelman Creator: Institut Pasteur (Paris, France)Monod, Jacques Date: 19 April 1947 Genre: Letters (correspondence)
18. Letter from Sol Spiegelman to Jacques Monod Creator: Spiegelman, Sol, 1914-1983 Date: 3 April 1947 Genre: Letters (correspondence)
19. Letter from Sol Spiegelman to Jacques Monod Creator: Spiegelman, Sol, 1914-1983 Date: 25 October 1946 Genre: Letters (correspondence)
20. Letter from Harlyn O. Halvorson to Sol Spiegelman Creator: Halvorson, Harlyn O.University of Michigan. Medical School Date: 19 March 1953 Genre: Letters (correspondence)
21. Letter from Sol Spiegelman to Harlyn O. Halvorson Creator: Spiegelman, Sol, 1914-1983 Date: 1 October 1952 Genre: Letters (correspondence)
22. Letter from Sol Spiegelman to Harlyn O. Halvorson Creator: Spiegelman, Sol, 1914-1983 Date: 20 October 1952 Genre: Letters (correspondence)
23. Letter from Sol Spiegelman to Harlyn O. Halvorson Creator: Spiegelman, Sol, 1914-1983 Date: 14 October 1954 Genre: Letters (correspondence)
24. Letter from Sol Spiegelman to Rollin D. Hotchkiss Creator: Spiegelman, Sol, 1914-1983 Date: 13 November 1947 Genre: Letters (correspondence)
25. Letter from Sol Spiegelman to Martin Kamen Creator: Spiegelman, Sol, 1914-1983 Date: 2 March 1949 Genre: Letters (correspondence)
26. Letter from Sol Spiegelman to Joshua Lederberg Creator: Spiegelman, Sol, 1914-1983 Date: 28 November 1951 Genre: Letters (correspondence)
27. Letter from Joshua Lederberg to Sol Spiegelman Creator: Lederberg, Joshua Date: 25 November 1951 Genre: Letters (correspondence)
28. Letter from Sol Spiegelman to Joshua Lederberg Creator: Spiegelman, Sol, 1914-1983 Date: 25 May 1948 Genre: Letters (correspondence)
29. Letter from Sol Spiegelman to Joshua Lederberg Creator: Spiegelman, Sol, 1914-1983 Date: 19 May 1950 Genre: Letters (correspondence)
30. Letter from Sol Spiegelman to Martin R. Pollock Creator: Spiegelman, Sol, 1914-1983 Date: 7 April 1947 Genre: Letters (correspondence)
31. Letter from Sol Spiegelman to H. B. Steinbach Creator: Spiegelman, Sol, 1914-1983 Date: 25 October 1947 Genre: Letters (correspondence)
32. Letter from Sol Spiegelman to Tracy M. Sonneborn Creator: Spiegelman, Sol, 1914-1983 Date: 27 November 1950 Genre: Letters (correspondence)
33. Letter from Tracy M. Sonneborn to Sol Spiegelman Creator: Indiana UniversitySonneborn, T. M. (Tracy Morton), 1905-1981 Date: 21 November 1950 Genre: Letters (correspondence)
34. Letter from Sol Spiegelman to Tracy M. Sonneborn Creator: Spiegelman, Sol, 1914-1983 Date: 15 November 1950 Genre: Letters (correspondence)
35. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 7 May 1945 Genre: Letters (correspondence)
36. Letter from Jacques Monod to Sol Spiegelman Creator: Institut Pasteur (Paris, France)Monod, Jacques Date: 14 February 1950 Genre: Letters (correspondence)
37. Letter from Jacques Monod to Sol Spiegelman Creator: Institut Pasteur (Paris, France)Monod, Jacques Date: 17 December 1952 Genre: Letters (correspondence)
38. Letter from Sol Spiegelman to Jacques Monod Creator: Spiegelman, Sol, 1914-1983 Date: 11 December 1952 Genre: Letters (correspondence)
39. Letter from Sol Spiegelman to Jacques Monod Creator: Spiegelman, Sol, 1914-1983 Date: 30 April 1947 Genre: Letters (correspondence)
40. Letter from Sol Spiegelman to Jacques Monod Creator: Spiegelman, Sol, 1914-1983 Date: 11 April 1951 Genre: Letters (correspondence)
41. Letter from Sol Spiegelman to John M. Reiner Creator: Spiegelman, Sol, 1914-1983 Date: 4 August 1945 Genre: Letters (correspondence)
42. Letter from Sol Spiegelman to Roger Y. Stanier Creator: Spiegelman, Sol, 1914-1983 Date: 20 February 1951 Genre: Letters (correspondence)
43. Letter from Sol Spiegelman to H. B. Steinbach Creator: Spiegelman, Sol, 1914-1983 Date: 23 August 1944 Genre: Letters (correspondence)
44. Letter from Sol Spiegelman to Tracy M. Sonneborn Creator: Spiegelman, Sol, 1914-1983 Date: 14 October 1946 Genre: Letters (correspondence)
45. Letter from Tracy M. Sonneborn to Sol Spiegelman Creator: Indiana UniversitySonneborn, T. M. (Tracy Morton), 1905-1981 Date: 17 August 1946 Genre: Letters (correspondence)
46. Letter from Tracy M. Sonneborn to Sol Spiegelman Creator: Indiana UniversitySonneborn, T. M. (Tracy Morton), 1905-1981 Date: 6 August 1946 Genre: Letters (correspondence)
47. Letter from Tracy M. Sonneborn to Sol Spiegelman Creator: Indiana UniversitySonneborn, T. M. (Tracy Morton), 1905-1981 Date: 26 July 1946 Genre: Letters (correspondence)
48. Letter from Sol Spiegelman to Jacques Monod Creator: Spiegelman, Sol, 1914-1983 Date: 7 August 1953 Genre: Letters (correspondence)
49. The Physiology and Genetic Significance of Enzymatic Adaptation Creator: Spiegelman, Sol, 1914-1983 Date: 1945 Publisher: Missouri Botanical Garden Press Genre: Articles
50. Nuclear and Cytoplasmic Factors Controlling Enzymatic Constitution Creator: Spiegelman, Sol, 1914-1983 Date: 1946 Publisher: Cold Spring Harbor Laboratory. Press Genre: Articles
51. Letter from Sol Spiegelman to Joshua Lederberg Creator: Spiegelman, Sol, 1914-1983 Date: 4 March 1948 Genre: Letters (correspondence)
52. Letter from Sol Spiegelman to Joshua Lederberg Creator: Spiegelman, Sol, 1914-1983 Date: 21 April 1948 Genre: Letters (correspondence)
53. Letter from Joshua Lederberg to Sol Spiegelman Creator: Lederberg, Joshua Date: 12 April 1948 Genre: Letters (correspondence)
54. Letter from Joshua Lederberg to Sol Spiegelman Creator: Lederberg, Joshua Date: 20 May 1948 Genre: Letters (correspondence)
55. Letter from Sol Spiegelman to Joshua Lederberg Creator: Spiegelman, Sol, 1914-1983 Date: 16 February 1948 Genre: Letters (correspondence)
56. Letter from Joshua Lederberg to Sol Spiegelman Creator: Lederberg, Joshua Date: 11 February 1948 Genre: Letters (correspondence)
57. Letter from Sol Spiegelman to Joshua Lederberg Creator: Spiegelman, Sol, 1914-1983 Date: 20 November 1946 Genre: Letters (correspondence)
58. Letter from Joshua Lederberg to Sol Spiegelman Creator: Lederberg, Joshua Date: 14 November 1946 Genre: Letters (correspondence)
59. Letter from Joshua Lederberg to Sol Spiegelman Creator: Lederberg, Joshua Date: 2 March 1948 Genre: Letters (correspondence)
62. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 14 May 1945 Genre: Letters (correspondence)
63. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 20 June 1945 Genre: Letters (correspondence)
64. Letter from Sol Spiegelman to Van R. Potter Creator: Spiegelman, Sol, 1914-1983 Date: 13 June 1945 Genre: Letters (correspondence)
65. Letter from Tracy M. Sonneborn to Sol Spiegelman Creator: Indiana UniversitySonneborn, T. M. (Tracy Morton), 1905-1981 Date: 19 September 1947 Genre: Letters (correspondence)
66. Letter from Tracy M. Sonneborn to Sol Spiegelman Creator: Indiana UniversitySonneborn, T. M. (Tracy Morton), 1905-1981 Date: 19 October 1946 Genre: Letters (correspondence)
67. Letter from Sol Spiegelman to Tracy M. Sonneborn Creator: Spiegelman, Sol, 1914-1983 Date: 16 September 1947 Genre: Letters (correspondence)
68. Letter from Sol Spiegelman to Tracy M. Sonneborn Creator: Spiegelman, Sol, 1914-1983 Date: 16 May 1947 Genre: Letters (correspondence)
69. A Comparison of the Kinetics of Enzymatic Adaptation in Genetically Homogeneous and Heterogeneous Populations of Yeast Creator: Lindegren, Carl C.Spiegelman, Sol, 1914-1983 Date: 1944 Publisher: Missouri Botanical Garden Press Genre: Articles
70. Mechanism of Enzymatic Adaptation in Genetically Controlled Yeast Populations Creator: Lindegren, Carl C.Hedgecock, L.Spiegelman, Sol, 1914-1983 Date: 1944 Publisher: National Academy of Sciences (U.S.) Genre: Articles
71. Letter from Sol Spiegelman to Seymour S. Cohen Creator: Spiegelman, Sol, 1914-1983 Date: 19 November 1946 Genre: Letters (correspondence)
72. Letter from Sol Spiegelman to Joshua Lederberg Creator: Spiegelman, Sol, 1914-1983 Date: 11 November 1946 Genre: Letters (correspondence)
73. Letter from Joshua Lederberg to Sol Spiegelman Creator: Lederberg, Joshua Date: 6 November 1946 Genre: Letters (correspondence)