Books
Children of infinity
1973
ISBN 9780531025994
Spine-Chillers: Unforgettable Tales of Terror
1978
ISBN 9780385097222
Alien Worlds
1964
ISBN 9780610536670
Forbidden River
1991
ISBN 9780849933042
New Dimensions 4
1974
Demon Kind
1973
ISBN 9780380148868
The Frankenstein Project
1991
ISBN 9780849933035
The Other Side of Tomorrow
1973
ISBN 9780394824680
The Wandering
1990
ISBN 9780800753481
Gates of the universe
1975
ISBN 9780373720040
A World Named Cleopatra
1977
ISBN 9780515037432
Future city
1973
ISBN 9780722133156
Saving Worlds
1973
ISBN 9780385054096
Future Kin: Eight Science Fiction Stories
1974
ISBN 9780385054881
Birthright
1975
ISBN 9780373720149
Seas of Ernathe
1976
ISBN 9780373720347
Epoch
1975
ISBN 9780399114601
Stephen the Martyr: A Novel
1998
ISBN 9780892839841
The Time Curve
1968
Science Fiction Adventures From Way Out
1973
Darien: Guardian Angel of Jesus
1997
Frontiers 1: Tomorrow's Alternatives
1973
ISBN 9780025354005
Continuum 1
1975
ISBN 9780425028285
The Angelwalk Trilogy: Angelwalk/Fallen Angel/Stedfast
1995
ISBN 9780884861140