The nature and causes of catarrhal, "throat", or hereditary deafness : an explanation of paracusis willisii the mechanism of aural accommodation, the regulation of labyrinthine fluid pressure, the tightening of relaxed tympanic membrances and joints, the relief of tinnitus aurium with the description of a new method of treatment and some illustrative cases / by Charles J. Heath.

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The nature and causes of catarrhal, "throat", or hereditary deafness : an explanation of paracusis willisii the mechanism of aural accommodation, the regulation of labyrinthine fluid pressure, the tightening of relaxed tympanic membrances and joints, the relief of tinnitus aurium with the description of a new method of treatment and some illustrative cases / by Charles J. Heath. In copyright. Source: Wellcome Collection.