The Making of Pennsylvania: An Analysis of the Elements of the Population and the Formative Influences that Created One of the Greatest of the American States

The Evolution of the Constitution of the United States: Showing that it is a Development of Progressive History and Not an Isolated Document Struck Off at a Given Time Or an Imitation of English Or Dutch Forms of Government

American Education

Pennsylvania, Colony and Commonwealth

The Legendary and Myth-making Process in Histories of the American Revolution

Manhattan and the Tappan Zee

The American Revolution and the Boer War: An Open Letter to Mr. Charles Francis Adams on His Pamphlet "The Confederacy and the Transvaal"

The True Daniel Webster

Church Colleges; Their History, Position and Importance: With Some Account of the Church Schools

The Struggle for American Independence: Volume 1

Dutch and Quakers: Part 1: Dutch and English on the Hudson