The Shield of Time
Poul Anderson
Lost Runes: A Montague & Strong Detective Novel
Orlando A. Sanchez
Impact
Douglas Preston
Against the Tide of Years
S. M. Stirling
Island in the Sea of Time (2)
Artemis Fowl: The Seventh Dwarf
Eoin Colfer
Artemis Fowl SS (1)
To the Green Mountains
Eleanor Cameron