George Whitefield_ A Biography, with special reference to his labors in America

Mexican Copper Tools_ The Use of Copper by the Mexicans Before the Conquest; and The Katunes of Maya History, a Chapter in the Early History of Central America, With Special Reference to the Pio Perez Manuscript.

Surgery, with Special Reference to Podiatry

The Beginners of a Nation A History of the Source and Rise of the Earliest English Settlements in America, with Special Reference to the Life and Character of the People

A Sketch of the Life and Labors of George Whitefield

Dinosaurs, with Special Reference to the American Museum Collections