Vol. I.

Part I. The Data of Psychology.—Treating of the general connexions of Mind and Life and their relations to other modes of the Unknowable.

II. The Inductions of Psychology.—A digest of such generalizations respecting mental phenomena as have already been empirically established.

III. General Synthesis.—A republication, with additional chapters, of the same part in the already-published Principles of Psychology.

IV. Special Synthesis.—A republication, with extensive revisions and additions, of the same part, &c. &c.

V. Physical Synthesis.—An attempt to show the manner in which the succession of states of consciousness conforms to a certain fundamental law of nervous action that follows from the First Principles laid down at the outset.