The Singers of Time
Frederik Pohl & Jack Williamson
Wall Around a Star
Cuckoo (2)
Farthest Star
Cuckoo (1)
The Starchild Trilogy
Star of Stars
Frederik Pohl & Arthur C. Clarke & H. L. Gold & Fritz Leiber & C. M. Kornbluth & Richard Matheson & William Morrison & Henry Kuttner & Jack Williamson & Alfred Bester & Jerome Bixby & Robert Bloch & Elisabeth Mann Borgese & Gavin Hyde
Undersea City
Undersea Trilogy (3)
Undersea Fleet
Undersea Trilogy (2)
Darker Than You Think
Jack Williamson