This book is a facsimile reprint and may contain imperfections such as marks, notations, marginalia and flawed pages. 1909. As a Congregationalist, Clodd became friendly with many of the more liberal leaders of religious thought and was a noted writer on Evolution studies. Contents: The Place of Man in the Earth's Life-History; The Place of Man in the Earth's Time-History; The Ancient Stone Age; The Newer Stone Age; and The Age of Metals.