London: Geoffrey Bles, 1951. First edition of the second book in Lewis' beloved Narnia series. Octavo, original cloth, cartographic endpapers, illustrated by Pauline Baynes. With an autograph note signed by C.S. Lewis to his PhD student at Cambridge, Anthony Spearing. On Lewis' Magdalene College, Cambridge letterhead, the note reads in full, "5th Nov. 57 Dear Mr. Spearing, I gather I have been inflicted as you as a "superior" so I suppose we out to meet. Wd. next Friday at 12 suit you? Don't bother replying if it would. Yours sincerely C. S. Lewis." The recipient of the letter, Anthony Spearing was assigned to report to Lewis as his PhD supervisor when he arrived as a student at Cambridge the same year Lewis arrived from Oxford as the first occupant of the new chair of Medieval and Renaissance English. He noted that "Lewis was extremely conscientious in commenting in detail on anything I submitted to him, and he most kindly went on doing that after I had ceased to be his…