9 books • 4 series
The Rational Foundations of Ethics
The God of Metaphysics
Santayana-Arg Philosophers
Facts, Words and Beliefs (Modern Revivals in Philosophy S.)
James and Bradley: American Truth and British Reality
The Rational Foundation of Ethics (Problems of Philosophy)
Theories of Existence (Pelican S.)
The Vindication of Absolute Idealism
Santayana (Arguments of the Philosophers)