HEINLEIN, ROBERT A. Revolt in 2100. Chicago, [1953]. One of an undetermined number of subscriber's copies with blank leaf SIGNED BY HEINLEIN inserted between front free endpaper and half-title -- Methuselah's Children. Hicksville, NY, [1958]. Leaves age-toned as usual. First Binding, SIGNED BY HEINLEIN on title-page -- Orphans of the Sky. London, 1963. Jacket price-clipped -- Orphans of the Sky. New York, [1964]. First American Edition, Review Copy with publisher's printed slip laid in. Together 4 volumes, 8vo, original cloth or boards; each in dust jacket. FIRST EDITIONS, except as indicated. Very good to fine copies of these works in Heinlein's "future history" series. (4)