Novels series

• Priceless Collection
• Florian's Gate (1992)
• The Amber Room (1992)
• Winter Palace (1993)
• Rendezvous With Destiny
• Rhineland Inheritance (1993)
• Gibraltar Passage (1994)
• Sahara Crosswind (1992)
• Berlin Encounter (1995)
• Istanbul Express (1995)
• In the Shadows of Victory (1998)
• A Passage Through Darkness (2000)
• Reluctant Prophet
• The Warning (1998)
• The Ultimatum (1999)
• Song of Acadia (with Janette Oke)
• The Meeting Place (1999)
• The Sacred Shore (2000)
• The Birthright (2001)
• The Distant Beacon (2002)
• The Beloved Land (2002)
• Heirs of Acadia
• The Solitary Envoy (2004), with Isabella Bunn
• The Innocent Libertine (2004)
• The Noble Fugitive (2005)
• The Night Angel (2006), with Isabella Bunn
• Falconer's Quest (2007), with Isabella Bunn

Other novels

• The Presence (1990)
• The Maestro (1991)
• Promises to Keep (1991)
• The Quilt (1992)
• Dangerous Devices (1993)
• Riders of the Pale Horse (1994)
• The Gift (1994)
• Light and Shadow (1995)
• The Messenger (1995)
• The Music Box (1996)
• Return to Harmony (1996), with Janette Oke
• Another Homecoming (1997), with Janette Oke
• Deadly Games (1997)
• One Shenandoah Winter (1998)
• Princess Bella and the Red Velvet Hat (1998)
• Tomorrow's Dream (1998), with Janette Oke
• The Book of Hours (2000)
• The Great Divide (2000)
• The Reluctant Prophet (2001)
• Kingdom Come (2001), with Larry Burkett
• Drummer in the Dark (2001)
• Winner Take All (2003)
• Elixir (2004)
• The Lazarus Trap (2005)
• Heartland (2006)
• Imposter (2006)
• My Soul to Keep (2007)
• Full Circle (2008)
• All Through the Night (2008)
• Gold of Kings (2009)

As Thomas Locke

• The Omega Network (1994)
• The Delta Factor (1994)
• The Spectrum Chronicles (series)"Thomas Locke." Fantastic Fiction, 11 Aug. 2010 .
• Light Weaver (1944)
• The Dream Voyagers (1995)
• Path Finder (1995)
• Heart Chaser (1997)
• To the Ends of the Earth: A Novel of the Byzantine Empire (1995)
• The Aqaba Exchange (1996)
• One False Move (1997)