An adventure on the wide open ocean, and Ruby is all at sea. Can she crack the case while evading the clutches of the evil Count von Viscount? Well, you wouldn't want to bet against her. Includes "A note on the Chime Melody musical code, with help from Dr. Thomas Gardner, music consultant," (pages 413-415), and "A note on Count von Viscount's static code, by Marcus du Sautoy, super-geek consultant," (pages 416-421)
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