Stephen Z. Starr's definitive trilogy on the history of the Union cavalry includes The Union Cavalry in the Civil War, Volume I: From Fort Sumpter to Gettysburg, 1861-1863, The Union Cavalry in the Civil War, Volume II: The War in the East from Gettysburg to Appomattox, 1863–1865 and The Union Cavalry in the Civil War, Volume III: The War in the West,1861–1865, completed shortly before his death in 1985. His other books are Colonel Grenfell's Wars: The Life of a Soldier of Fortune and Jennison's Jayhawkers: A Civil War Cavalry Regiment and Its Commander.