Ben Bova, Colony, Magnum, 1979-92 editions. Cover: Chris Moore. Monk's Field from Steven Caldwell (Stewart Cowley), Dangerous Frontiers. #BenBove #ChrisMoore #TerranTradeAuthority #GalacticEncounters #StevenCaldwell #StewartCowley

Barrington J. Bayley, The Garments of Caean, Fontana, 1978. Cover: Tony Roberts. Swarmy from Steven Caldwell (Stewart Cowley), Aliens in Space. #BarringtonBayley #TonyRoberts #TerranTradeAuthority #GalacticEncounters #StevenCaldwell #StewartCowley

Arthur C. Clarke, 2001: A Space Odyssey, Arrow, 1973-84 edtions (excluding 1974). Cover: Peter Elson. Way Station from Steven Caldwell (Stewart Cowley), Star Quest. #ArthurClarke #SpaceOdyssey #odyseey #PeterElson #StevenCaldwell #StewartCowley #TerranTradeAuthority #GlacticEncounters

Anne McCaffrey, Dinosaur Planet, Orbit/Futura, 1978. Cover: Melvyn Grant. Streech from Steven Caldwell (Stewart Cowley), Dangerous Frontiers. #AnneMcCaffrey #dinosar #GalacticEncounters #StevenCaldwell #StewartCowley

Fred Gambino. Falcon C19. From Steven Caldwell (Stewart Cowley), Space Patrol. Cover art for a 1989 Italian translation of A. E. van Vogt's The Voyage of the Space Beagle (1950) by Sebastiano Fusco. #FredGambino #StewartCowley #StevenCaldwell #TerranTradeAuthority #GalacticEncounters

Fred Gambino. Skekkle. From Steven Caldwell (Stewart Cowley), Aliens in Space. #FredGambino #StewartCowley #StevenCaldwell #TerranTradeAuthority #GalacticEncounters

Angus Wells (ed.), The Best of A. E. van Vogt Volume 2, Sphere, 1979. Cover: Peter Elson. Arko from Steven Caldwell (Stewart Cowley), Star Quest. #AngusWells #PeterElson #StewartCowley #StevenCaldwell #TerranTradeAuthority #GalacticEncounters

Angus Wells (ed), The Best of A. E. van Vogt Volume 1, Sphere, 1979. Cover: Peter Elson. The Phalan Empire from Steven Caldwell (Stewart Cowley), Star Quest. #AngusWells #PeterElson #StewartCowley #StevenCaldwell #TerranTradeAuthority #GalacticEncounters

Chris Moore. From Steve Caldwell (Stewart Cowley), Aliens in Space, 1979. #ChrisMoore #StevenCaldwell #StewartCowley #TerranTradeAuthority #GalacticEncounters

Cesare Reggiani. The Venturer from Steven Caldwell (Stewart Cowley), Star Quest, 1979. #CesareReggiani #StevenCaldwell #StewartCowley #TerranTradeAuthority #GalacticEncounters

Cesare Reggiani. The Marauders of Pherkard Part II - Federal Attack from Steven Caldwell (Stewart Cowley), Worlds at War, 1980. #CesareReggiani #StevenCaldwell #StewartCowley #TerranTradeAuthority #GalacticEncounters

Cesare Reggiani. Syntho-mechtac Robots from Steven Caldwell (Stewart Cowley), Space Patrol, 1980. #CesareReggiani #StevenCaldwell #StewartCowley #TerranTradeAuthority #GalacticEncounters #robot

Cesare Reggiani. Quasar Class Frigate from Steven Caldwell (Stewart Cowley), Space Patrol, 1980. #CesareReggiani #StevenCaldwell #StewartCowley #TerranTradeAuthority #GalacticEncounters

Cesare Reggiani. Eptell III from Steven Caldwell (Stewart Cowley), Dangerous Frontiers, 1980. #CesareReggiani #StevenCaldwell #StewartCowley #TerranTradeAuthority #GalacticEncounters

Cesare Reggiani. 15 Lyncis Bee from Steven Caldwell (Stewart Cowley), Dangerous Frontiers, 1980. #CesareReggiani #StevenCaldwell #StewartCowley #TerranTradeAuthoprity #GalacticEncounters

Cesare Reggiani. From Steven Caldwell (Stewart Cowley), Worlds at War, 1980. #CesareReggiani #StevenCaldwell #StewartCowley #TerranTradeAuthoprity #GalacticEncounters