Crawshay, Williams Rupert The comforts of unreason: a study of the motives behind irrational thought Williams Rupert Crawshay - London : K. Paul, Trench, Trubner & Company, 1947. - viii,206p. : ill. ; 23 cm. Includes Bibliographical references Subjects--Topical Terms: Mental efficiency LC Class. No.: BF435.C7