W. R. Wilkerson (Wilkerson, W. R.)

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  via
  Las Vegas: Vintage Graphics from Sin City
  by Jim Heimann, William R. Wilkerson, W. R. Wilkerson
  Softcover, Taschen America Llc, ISBN 3822826200 (3-8228-2620-0)
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  The Man Who Invented Las Vegas
  by W. R. Wilkerson
  Softcover, Ciros Books, ISBN 0967664306 (0-9676643-0-6)