THE DOOR INTO SUMMER. Boston: Gregg Press, 1979. Octavo, cloth. First printing of the Gregg Press edition. Presentation copy with signed inscription by Heinlein to influential F&SF editor and publisher David G. Hartwell on front free endpaper: "To --- / on behalf of Pete / Robert A. Heinlein." Additionally signed by Heinlein on the title page. New introduction by David G. Hartwell. Anatomy of Wonder (1987) 3-198. Pringle, Science Fiction: The 100 Best Novels 23. A fine copy without dust jacket as issued. This book is rarely found signed or inscribed by Heinlein. (#106926).
"First Printing, July 1979" on copyright page.