4 books in series

Holmes and Challenger

Holmes and Challenger is a 4-book series first released in 2011 with contributions by William Meikle.

Cover 7

Professor Challenger

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2012 • 1 Reader

Cover 6

Professor Challenger

2014 • 1 Reader • 4

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Sherlock Holmes

2013 • 1 Reader

Sherlock Holmes Revenant

2011 • 2 Readers • 5