This monograph is a significant enlargement of the author's first edition of 1936. The chief additions consist of new and greatly expanded evidence for the author's formulations. This evidence is presented in a long chapter, which constitutes almost two thirds of the book. In an appendix a proposed new nomenclature is offered, differing from the old terminology chiefly in the frequent addition of an anatomic adjective to indicate the location of the lesion in each type of disturbance. An index greatly increases the usefulness of the book for reference.
If this, the most modern American treatise on the subject, fails of complete clarity, it is not so much the fault of the author, who has devoted tireless energy to his task, as of the complexity of the material. When agnosia, apraxia and aphasia are thoroughly understood, and their psychologic, physiologic and anatomic correlations are adequately known, the clinical application will