[27] Archiv f. Psychiatrie, 1868.
[28] Cited by Griesinger, edition 1845, p. 252.
[29] Recherches sur les Idiots, 1860.
[30] Cited by Havelock Ellis, The Criminal, p. 29.
[31] Gulstonian Lectures, 1870.
[32] See, for instance, Art. “Microcephaly,” Dict. of Psych. Medicine, and, especially, Mingazzini’s study of the morphology of cerebral hemispheres, Il Cervello, 1895.
[33] Psychologie Naturelle.
[34] Journal of Mental Science, 1870.
[35] American Prison Association Report, 1866.
[36] Deterioration and Race Education, 1876.