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On unusual mobility of the iris, his own case / by John Paxton ... with remarks by Dr. Allen Thomson, in a letter to the editor. Further remarks on Dr. Paxton's case, with observations on the structure and action of the parts concerned in the focal adjustment of the eye / by Allen Thomson. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by The University of Glasgow Library. The original may be consulted at The University of Glasgow Library.