This is the story of two Confederate spies, Tom Harbin and Charlie Russell. Harbin, among the most wanted of all Confederate agents, was also one of the leaders in the plot to kill Abraham Lincoln. It was Harbin who left a getaway horse for Booth outside Ford's Theatre, and Harbin who helped Booth escape across the Potomac. For a time there was a big price on Harbin's head, but he was never arrested. Tradition holds that he went into hiding, perhaps in Cuba or England, but this book demonstrates that he was again openly living and working in D.C. at least as early as 1866. The other half of...