21. Letter from Donald L. D. Caspar to Rosalind Franklin Publication: Produced: [ca. April-May 1955] Subject(s): Tobacco Mosaic VirusX-Ray Diffraction Archival Collection: The Rosalind Franklin Papers (Profiles in Science)
22. Letter from H. Fraenkel-Conrat to Rosalind Franklin Publication: Produced: 14 March 1956 Subject(s): Tobacco Mosaic VirusX-Ray Diffraction Archival Collection: The Rosalind Franklin Papers (Profiles in Science)
23. Letter from C. A. Knight to Rosalind Franklin Publication: Produced: 3 December 1954 Subject(s): Tobacco Mosaic VirusX-Ray Diffraction Archival Collection: The Rosalind Franklin Papers (Profiles in Science)
24. Letter from Robley Williams to Rosalind Franklin Publication: Produced: 6 January 1955 Subject(s): Tobacco Mosaic VirusX-Ray Diffraction Archival Collection: The Rosalind Franklin Papers (Profiles in Science)
25. Letter from Robley Williams to Rosalind Franklin Publication: Produced: 2 August 1955 Subject(s): Tobacco Mosaic VirusRNAX-Ray Diffraction Archival Collection: The Rosalind Franklin Papers (Profiles in Science)
26. Notes on computing assistance for tobacco mosaic virus research Publication: Produced: 25 May 1954 Subject(s): Tobacco Mosaic VirusX-Ray Diffraction Archival Collection: The Rosalind Franklin Papers (Profiles in Science)
27. Final Report to Turner and Newall Fellowship Committee Publication: Produced: [ca. January 1955] Subject(s): Tobacco Mosaic VirusX-Ray Diffraction Archival Collection: The Rosalind Franklin Papers (Profiles in Science)
28. Programme of Research, 1954 Publication: Produced: [ca. January 1954] Subject(s): Tobacco Mosaic VirusX-Ray DiffractionRNA Archival Collection: The Rosalind Franklin Papers (Profiles in Science)
29. Letter from Rosalind Franklin to Barry Commoner Publication: Produced: 8 November 1954 Subject(s): Tobacco Mosaic VirusRNAX-Ray Diffraction Archival Collection: The Rosalind Franklin Papers (Profiles in Science)
30. Letter from Barry Commoner to Rosalind Franklin Publication: Produced: 28 November 1954 Subject(s): Tobacco Mosaic VirusX-Ray Diffraction Archival Collection: The Rosalind Franklin Papers (Profiles in Science)