Attractively preserved Berkley Edition of God Emperor of Dune, the "crowning achievement of the most successful science fiction series in history," beautifully signed by Frank Herbert himself. 

Herbert, Frank. God Emperor of Dune. New York. Berkley Books [May, 1983]. 423pp.

Inscribed, "For Leroy," then with the standard printed authorial name crossed through and replaced with the typical bold signature, "Frank Herbert." 

Wraps, good, used condition. Spine a bit sunned, chipped at upper right cover with old amateurish repair. Contents solid, clean, and lightly toned.