London: John Lane The Bodley Head, 1938-1945. First editions of each volume in C.S. Lewis' important space trilogy including the dedicatee's (Lewis' brother's) copy of Out of the Silent Planet, the rarest book in the series. Octavo, three volumes, original cloth. Inscribed by C.S. Lewis' brother Warren Hamilton Lewis on the front free endpaper to whom the book is dedicated, "This book. Well, speaking as dedicatee I felt that it was up to me to buy it. What's more, I also think that you, as being friendly to us two, should try it. But if you should dislike the tale, Don't say so and thus spoil its sale: Keep quiet! W.H.L. to H.D.P. 10/10/38." The dedicatee, Warren Hamilton Lewis, was a British historian and officer in the British Army. He wrote on French history, and served as his brother's secretary in the later years of C.S. Lewis's life. Lewis referred to his older brother Warren ("Warnie") as "my dearest and closest friend," their lifelong friendship was formed as the boys…