78 books • 1 series
Murder in the Gunroom Illustrated
Naudsonce Illustrated
Temple Trouble Illustrated
Little Fuzzy Illustrated
Rebel Raider Illustrated
The Cosmic Computer (Junkyard Planet)
Time and Time Again
The Answer
Dearest
Flight from Tomorrow
He Walked Around the Horses
The Keeper
The Mercenaries
Genesis
The Return
Oomphel in the Sky
Naudsonce
Temple Trouble (Paratime)
Hunter Patrol
Time Crime
The Edge of the Knife
Police Operation
A Slave Is A Slave
Rebel Raider