549 accuracy of statement is also commendable for so concentrated a treatment. The book is about 30 pages longer than the first edition. Two significant new sections have been added: General Principles of Chemical Carcino-genesis and Some Objections to the Virus Theory. The major additional pages treat new studies on the causes of cancer. Those who are primarily concerned with the metabolism an...

PHYSIOLOGIES In 1843 Horace Mann asked Dr. Jarvis to write a book on physiology as the basis of the law of health and life, to be used in schools. This proposition was very pleasant to him. He felt a strong desire that these ideas should be given to and used by the people. It seemed to him they were more important than most things taught in the schools, and should take precedence even of arithm...

/1/ Edward Jarvis, son of Francis and Melicent [sic] Jarvis recorded in the life of Charles Jarvis, was born in Concord, Mass., Jan. 9th, 1803.' From early childhood he attended the town schools, almost without interruptions, until he was sixteen years old. He was fond of mechanics. In his boyhood, he made windmills, water mills, trip-hammers, and put them on the corner of the buildings, or in ...