La Salle, Ill. Open Court, . First edition, presentation copy, inscribed by Schilpp. Back cover a bit spotted. Very good in very good d.j. Cloth. Octavo. Item #1000909
Includes the essays: "The Duty of a Philosopher in This Age,' by Bertrand Russell; 'The Myth of Framework,' by Karl Popper; 'The Outlook of Scientific Humanism,' by Herbert Feigl, et al.