The R Master by Gordon R Dickson JB Lippincott HC w/DJ 1973 BCE Science Fiction

Gordon R Dickson The Outpost 1973 Science Fiction Paperback Manor Books

The Alien Way Science Fiction Novel by Gordon R Dickson Bantam Books 1973

THE STAR ROAD Gordon R Dickson HC DJ 1973 Doubleday Sci-Fi Stories BCE

Way of the Pilgrim by Gordon R. Dickson - 1987 Ace Science Fiction BCE

The R-Master Gordon R. Dickson 1973 First Edition Science Fiction Lippincott

The Outposter 95249 Manor 1973 1st Gordon R Dickson Science Fiction

Tactics of Mistake Gordon R. Dickson 1972 First Printing DAW SF Science Fiction