Samuel Marquis, M.S., P.G., is a professional hydrogeologist, expert witness, and award-winning author of Empire and Frontier, Captain Kidd, and eleven other nonfiction history and historical fiction books, covering the period from colonial America through WWII. His historical titles have been #1 Denver Post bestsellers, received national book awards, and garnered glowing reviews from historians, bestselling authors, and U.S. military veterans. He and his wife live in Louisville, CO, where they raised their three children.

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