The Basis of Early Christian Theism

The Theistic Conception of the World An Essay in Opposition to Certain Tendencies of Modern Thought

Dissertatiunculae Quaedam Critico-Theologicae

The Holy See and the Wandering of the Nations, from St. Leo I to St. Gregory I

Historical Sketches, Volume I (of 3) The Turks in Their Relation to Europe; Marcus Tullius Cicero; Apollonius of Tyana; Primitive Christianity

Curiosities of Christian History Prior to the Reformation

Know the Truth: A Critique on the Hamiltonian Theory of Limitation Including Some Strictures Upon the Theories of Rev. Henry L. Mansel and Mr. Herbert Spencer

Theism and Humanism Being the Gifford Lectures Delivered at the University of Glasgow, 1914

English Conferences of Ernest Renan: Rome and Christianity. Marcus Aurelius

Theism or Atheism: The Great Alternative

An Essay in Aid of a Grammar of Assent

Theism; being the Baird Lecture of 1876