Photograph of John Ralston speaking at Henderson Chamber of Commerce Luncheon held at the Showboat Showboat Hotel and Casino in Las Vegas, 1998   Publication Date:   1998 Type:   Photograph Source Institution:   Henderson District Public Libraries Holding Location:   Henderson District Public Libraries Subject Keyword:   Ralston, Jon Public Speaking Showboat Hotel and Casino (Las Vegas, Nev.) Genre:   Photographs Photograph of John Ralston speaking at Henderson Chamber of Commerce Luncheon held at the Showboat Showboat Hotel and Casino in Las Vegas, 1998