Dark & Twisty

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Are you Frederic Sinclair, author of the books below?
Invasion des Grauens by Frederic Sinclair Die Schleier der Nacht by Frederic Sinclair Der Fluch von Alcatraz by Frederic Sinclair Strand des Grauens by Frederic Sinclair Die Nacht des Teufels by Frederic Sinclair Underwater by Warren J. Shanahan


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