JAMES R. OSGOOD AND COMPANY,
LATE TICKNOR & FIELDS, AND FIELDS, OSGOOD, & Co.

1875.

AUTHOR'S EDITION.

From Advance Sheets.

UNIVERSITY PRESS: WELCH, BIGELOW, & Co., CAMBRIDGE.

(The Principles of Sufficient Reason and Contradiction)

(Mr. Bain's Postulates)

83

85

ON THE EXTENSION OF KNOWLedge through REASONING. 178

(The Three Methods)

190