In Washington, the officers of the military court for John Wilkes Booth's accused fellow plotters are named
President Johnson had ordered Judge-Advocate-General Joseph Holt to take charge personally of proceedings and name nine qualified officers to serve as the court for the trial of Booth's accused accomplices. The nine officers - seven generals and two colonels - were named and the trial began in earnest of May 11, 1865. (By John Osborne)
Clara E. Laughlin, The Death of Lincoln: The Story of Booth's Plot, His Deed and the Penalty (New York: Doubleday, Page and Company, 1909), 171-172.