251 pages. Chapters include: The Neglect of Thinking; Thinking with Method; A Few Cautions; Concentration; Prejudice and uncertainty; Debate and Conversation; Thinking and Reading; Writing One's Thoughts; Things Worth Thinking About; Thinking as an Art; Books on Thinking. Relatively few library markings upon endpapers only and none to exterior of book. Front hinge gone. Gilt writing upon front board and spine is worn but legible.