Scholasticism. By Father Rickaby, S.J.
Hobbes. By Professor A. E. Taylor.
Locke. By Professor Alexander, of Owens College.
Comte and Mill. By T. Whittaker, author of The Neoplatonists, Apollonius of Tyana and other Essays.
Herbert Spencer. By W. H. Hudson, author of An Introduction to Spencer's Philosophy.
Schopenhauer. By T. Whittaker.
Berkeley. By Professor Campbell Fraser, D.C.L., LL.D.
Bergsen. By Father Tyrrell.