Aphasia and Kindred Disorders of Speech.

These two volumes are important to any man of science, medical or otherwise. In the historical review Head shows the slow progress of man hampered by so-called knowledge, the preconceptions of the authorities of their time and the immediate past. He reviews Hughlings Jackson's advanced views, showing the influence they have had on progress in understanding of the relation of the action of the brain to thinking. He then sets forth with comprehensive clarity his views on aphasia, the relation of the use of symbols to thinking and expressive conduct. The second volume contains the reports of the clinical cases, preceded by an introduction in which the reader is oriented by digests of case reports toward (1) grave disorders of speech, (2) specific forms of aphasia, i. e., verbal, syntactical, nominal and semantic, and (3) lesions met in these cases of speech disorders. There is a complete general index and