An essay upon single vision with two eyes : together with experiments and observations on several other subjects in optics / by William Charles Wells, M.D.

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An essay upon single vision with two eyes : together with experiments and observations on several other subjects in optics / by William Charles Wells, M.D. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by University of Bristol Library. The original may be consulted at University of Bristol Library.