Contains: 76 images
In copyright
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Credit
"The molecular structure of polyadenylic acid". In copyright. Source: Wellcome Collection.
Typescript of Alexander Rich, Crick, James D Watson and David R Davies (1961), "The molecular structure of polyadenylic acid" (including two X-ray diffraction photographs and a molecular model diagram of Poly-A).
Also included are various notes and calculations (holograph), correspondence between Crick, Rich and Davies (1957-60), and a carbon typescript of Finch, Klug and Katchalasky, "New forms of polyadenylic acid".
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