The anatomy and physiology of expression, and The human teeth in their relations to mastication, speech, and appearance : two addresses / by J.H. McQuillen.

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The anatomy and physiology of expression, and The human teeth in their relations to mastication, speech, and appearance : two addresses / by J.H. McQuillen. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)