Island in the Sea of Time
S. M. Stirling
Island in the Sea of Time (1)
The Bull From the Sea
Mary Renault
Theseus (2)
Time Storm
Gordon R. Dickson
Flandry's Legacy: The Technic Civilization Saga
Poul Anderson
Technic Civilization Saga (7)
Lyonesse: Suldrun's Garden
Jack Vance
Lyonesse (1)