This digitised material is free to access, but contains information or visuals that may:<ul><li>include personal details of living individuals</li><li>be upsetting or distressing</li><li>be explicit or graphic</li><li>include objects and images of objects decontextualised in a way that is offensive to the originating culture.</li></ul>By viewing this material, we ask that you use the content lawfully, ethically and responsibly under the conditions set out in our <a href="https://wellcomecollection.cdn.prismic.io/wellcomecollection/d4817da5-c71a-4151-81c4-83e39ad4f5b3_Wellcome+Collection_Access+Policy_Aug+2020.pdf">Access Policy</a>.

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The file comprises:

tabular data (e.g. "Fractional coordinates for polyglycine II") and calculations (holograph);

six photographic images (b/w, 51/2" x 41/2") of polyglycine II, 3 chains, two at 12.2 cms and four at 21.1 cms;

twelve green plastic rectangles (7" x 5"), headed Polyglycine II, each with a small central rectangular 'pin-pricked' set of markings;

and C H Bamford, et al, "Structure of polyglycine," Nature, 176: 4478 (1955), 396-7 (unmarked reprinted paper).

Please note that a number of degrading cellulose acetate paper items cannot be consulted for conservation reasons, and have been stored separately as file PP/CRI/H/41/2A. These items are being digitised as part of the Wellcome Digital Library, and will be made accessible to readers online in due course.

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