EARTHMAN'S BURDEN by POUL ANDERSON & GORDON R. DICKSON 1979 SF Paperback SIGNED!

The LAST MASTER by Gordon R. Dickson! Vintage 1984 TOR Paperback! FIRST Printing

1986 Gordon R Dickson MINDSPAN science fiction anthology MILITARY SF Baen Books

*LAST CHANCE* 1ST BCE Three to Dorsai! by Gordon R. Dickson 1975 HC DJ

Mindspan by Gordon Dickson 1993 Baen Paperback

1985 Gordon R Dickson FORWARD! hard science fiction collection BAEN BOOKS PB

Gordon R. Dickson - The Last Dream - 1986 - paperback

Necromancer by Gordon R Dickson, Daw 1st Printing. 1978, scarce Canadian edition