In this thrilling sequel to "Secret of the Seventh Son," FBI agent Will Piper hunts for an ancient book that has had a profound effect on history--and holds a truth that mankind may not be prepared to hear. Original.

Book of Souls 2011, Harperweekend

ISBN-13: 9781554683123

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Book of Souls 2010, HarperTorch, New York, NY

ISBN-13: 9780061721809

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Book of Souls 2010, Arrow Books Ltd, London

ISBN-13: 9780099547785

Australia, New Zealand edition

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