To the Galactic Rim: The John Grimes Saga
A. Bertram Chandler
John Grimes: Survey Service (1)
Ride the Star Winds
John Grimes: Far Traveller Couriers (6)
Into the Alternate Universe
The Hamelin Plague
Galactic Courier: The John Grimes Saga
John Grimes: Far Traveller Couriers (2)
First Command
John Grimes: Survey Service (4)
The Dark Dimensions
The Coils of Time
Beyond the Galactic Rim
Alternate Orbits