The Dragon and The George by Gordon R. Dickson First Edition 1976 Vintage Sci-Fi

Gordon R. Dickson Necromancer Ace Books 1981 First Ace Printing Paperback Sci-Fi

MindSpan Gordon R. Dickson 1986 First Printing Vintage Paperback Mind Span

Necromancer Gordon R. Dickson 1978 First DAW Printing Sci-Fi Novel

Soldier Ask Not Gordon R. Dickson Vintage Sci Fi Sphere paperback 1981

Necromancer the Dawn of the Dorsal Era! by Gordon R. Dickson (1981, Paperback)

Tactics of Mistake by Gordon R. Dickson 1981 First Ace Paperback Printing UNREAD

Necromancer by Gordon R. Dickson (Paperback) Vintage Ace Science Fiction