Time for the Stars
Robert A. Heinlein
The Star Beast
The Black Fox
Gerald Heard
Ultimate Life
Henry Hasse & Albert dePina
One Purple Hope!
Henry Hasse
Arm of the Law
Harry Harrison
The Repairman
The Velvet Glove
Navy Day
The Chessplayers
Charles L. Harness
Child by Chronos
The New Reality
The Passenger
Kenneth Harmon
The Last Supper
T. D. Hamm
The Starcombers
Edmond Hamilton
The Legion of Lazarus
The Star of Life
The Sun Smasher
Children of the Sun
Captain Future (22)
Star Ship on Saddle Mountain
Atlantis Hallam