The Atlantis World: 3 (The Atlantis Trilogy)
by Riddle, A.G. A.G. Riddle,
ISBN 13: 9781784970130
Format: paperback Publisher: Head of Zeus
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Genome: 2 (The Extinction Files)
by A.G. Riddle
ISBN 13: 9781788541329
Format: Paperback (464 pages) Publisher: Head of Zeus Published: 04 Oct 2018
Quantum Radio (Multiverse)
ISBN 13: 9781803281704
Format: Paperback (512 pages) Publisher: Head of Zeus -- an AdAstra Book Published: 02 Mar 2023
Quantum Radio
ISBN 13: 9781803281711
Format: paperback Publisher: Head of Zeus -- an AdAstra Book
Pandemic: 1 (The Extinction Files)
ISBN 13: 9781788541299
Format: Paperback (720 pages) Publisher: Head of Zeus Published: 01 Jun 2018
The Lost Colony: 3 (The Long Winter)
ISBN 13: 9781800241534
Format: Paperback (416 pages) Publisher: Head of Zeus -- an AdAstra Book Published: 04 Mar 2021
ISBN 13: 9781803281698
Format: Hardcover (512 pages) Publisher: Head of Zeus -- an AdAstra Book Published: 02 Mar 2023
Lost in Time
ISBN 13: 9781804541784
Format: Paperback (464 pages) Publisher: Head of Zeus -- an AdAstra Book Published: 14 Sep 2023
Bart Ridgeley: A Story of Northern Ohio
ISBN 13: 9781500116309
Format: Paperback (114 pages) Publisher: CreateSpace Independent Publishing Platform Published: 07 Jun 2014