[CIVIL WAR]. CUNNINGHAM, JOHN. Autograph letter signed, n.p., 10 July 1861, 8 pages in 2 sheets, 8vo, the letter describes the indignites of military life, details of military fortification and transit, -- Autograph letter signed, Camp Hamilton, 11 August 1861, 2 pages, 8vo, describing the rigors of a retreat from an anticpated Southern attack -- Autograph letter signed, Camp Butler, 24 October 1861, 3 pages, 4to, with colored printed heading of the U.S. Troops at Newport News, Va, describing a skirmish with rebel troops near the Southern camp of Warwick -- Autograph letter signed, Camp Butler, 23 December 1861, 4 pages, 8vo, reporting on sickness and his experience in the hospital. Together 4 items. (4)