Peculiarities of the deaf and dumb, as regards medical treatment, and their idiocyncrasies [i.e. idiosyncrasies], which have been observed at the Ulster Institution / by Henry Samuel Purdon.

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Peculiarities of the deaf and dumb, as regards medical treatment, and their idiocyncrasies [i.e. idiosyncrasies], which have been observed at the Ulster Institution / by Henry Samuel Purdon. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.