The Study of the Pulse, Arterial, Venous and Hepatic and of the Movements of the Heart.

The object of this work is to give a more or less graphic statement of certain facts of the circulation as revealed by the pulse and especially to explain certain of the symptoms of the heart's action which have not been thoroughly described heretofore or erroneously interpreted. The author has attempted to reduce to order and system a vast amount of information, and while he does not claim to have been entirely successful in his attempt, the work is without doubt a contribution to our knowledge and will clear up certain facts that are more or less puzzling. Dr. Mackenzie believes in the sphygmograph and the large number of tracings which he gives throughout the book show how much he has depended on it. He says correctly if we would use graphic records to verify observations of teachings we would gain in accuracy. The book is not one that is