The tongue not essential to speech : with illustrations of the power of speech in the African Confessors.

Licence: Public Domain Mark

Credit: The tongue not essential to speech : with illustrations of the power of speech in the African Confessors. Source: Wellcome Collection.

Provider: This material has been provided by the Gerstein Science Information Centre at the University of Toronto, through the Medical Heritage Library. The original may be consulted at the Gerstein Science Information Centre, University of Toronto.