The Evolution of Modern Medicine / A Series of Lectures Delivered at Yale University on the Silliman Foundation in April, 1913

A Book for All Readers / An Aid to the Collection, Use, and Preservation of Books / and the Formation of Public and Private Libraries

The Nuttall Encyclopædia / Being a Concise and Comprehensive Dictionary of General Knowledge

Searchlights on Health: Light on Dark Corners / A Complete Sexual Science and a Guide to Purity and Physical / Manhood, Advice To Maiden, Wife, And Mother, Love, / Courtship, And Marriage

Analytical Studies

The Natural History of Chocolate / Being a Distinct and Particular Account of the Cocoa-Tree, its Growth and Culture, and the Preparation, Excellent Properties, and Medicinal Vertues of its Fruit