Gehenna Dawn
Jay Allan
Two to the Fifth
Piers Anthony
Xanth (32)
A Dark and Stormy Knight
Bridget Essex
The Average of Deviance
K. Simpson
The Devil's Workshop (2)
On the Oceans of Eternity
S. M. Stirling
Island in the Sea of Time (3)
Against the Tide of Years
Island in the Sea of Time (2)
Island in the Sea of Time
Island in the Sea of Time (1)