NLM Digital Collections


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Start Over You searched for: Formats Text Remove constraint Formats: Text Dates by Range 1950-1999 Remove constraint Dates by Range: 1950-1999 Publication Year 1961 Remove constraint Publication Year: 1961

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1. The first catalogue of the Library of the Surgeon General's Office, Washington, 1840: facsimile copy of the original manuscript published to mark the 125th anniversary of the founding of the National Library of Medicine

4. Prospect sources

14. United States Army veterinary service in World War II

15. Letter from Paul Berg to Fred H. Bergmann

16. Letter from Paul Berg to Hans G. Boman

18. Letter from Theodore R. Breitman to Paul Berg

21. Letter from Paul Berg to Alfred Tissieres

27. Letter from Francis Crick to Fritz Lipmann

29. DNA

30. The Molecular Structure of Polyadenylic Acid

31. The Theory of Mutagenesis [Editorial letter]

32. General Nature of the Genetic Code for Proteins

33. Letter from Francis Crick to Jacques Monod

38. Lab notes on Morton DNA

42. Biochemistry 101 exam

43. Letter from Salvador E. Luria to Jacques Monod