Practical observations on the formation of an artificial pupil, in several deranged states of the eye : to which are annexed remarks on the extraction of soft cataracts, and those of the membraneous kind, through a puncture in the cornea / by Benjamin Gibson.

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Practical observations on the formation of an artificial pupil, in several deranged states of the eye : to which are annexed remarks on the extraction of soft cataracts, and those of the membraneous kind, through a puncture in the cornea / by Benjamin Gibson. Public Domain Mark. Source: Wellcome Collection.

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