On the causes and treatment of impediments of speech : including the theory of articulate sounds, and on the construction of hearing and speaking instruments / by John Bishop.

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On the causes and treatment of impediments of speech : including the theory of articulate sounds, and on the construction of hearing and speaking instruments / by John Bishop. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.