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Books By Grant Blackwood - Author
Grant Blackwood is the author of the Briggs Tanner books and the co-author along with Clive Cussler of Lost Empire, Spartan Gold and The Kingdom. He has also co-written Dead or Alive with Tom Clancy, and now writes novels in the Tom Clancy series alongside Mark Greaney. Blackwood is a U.S. Navy veteran who lives in Colorado.
