| Description | Contains a letter from Don Hebb, Queen's University, Ontario, to Penrose regarding Revised Examination "M" and its manual, and enclosing carbon copies of letters to E A Bott regarding drawing costs for the test, and to N W Morton with some queries on changes made to the test, all letters dated 8 July 1940; and a letter to Penrose regarding a possible typographical error in his manuscript for the Bulletin of the Canadian Psychological Association, dated 27 Feb 1942. |