Treatise on the influence of climate on the human species; and on the varieties of men resulting from it; including an account of the criteria of intelligence which the form of the head presents; and a sketch of a rational system of physiognomy as founded on physiology / By N.C. Pitta, M.D., President of the Royal Physical Society of Edinburgh, extraordinary member of the Royal Medical Society of the same city, member of the Society of Natural History there, and physician at Madeira.

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Treatise on the influence of climate on the human species; and on the varieties of men resulting from it; including an account of the criteria of intelligence which the form of the head presents; and a sketch of a rational system of physiognomy as founded on physiology / By N.C. Pitta, M.D., President of the Royal Physical Society of Edinburgh, extraordinary member of the Royal Medical Society of the same city, member of the Society of Natural History there, and physician at Madeira. Public Domain Mark. Source: Wellcome Collection.