• Constitutional History of England, Henry VII to George II. Volume 1 of 3
• Constitutional History of England, Henry VII to George II. Volume 2 of 3
• Introduction to the Literature of Europe in the Fifteenth, Sixteenth, and Seventeenth Centuries, Vol. 1
• Introduction to the Literature of Europe in the Fifteenth, Sixteenth, and Seventeenth Centuries, Vol. 2
• View of the State of Europe during the Middle Ages, Vol. 3