JOHNSON’S ISLAND: U.S. 3¢ rose #65 used with Sandusky, Ohio cds and target plus Richmond, Va. Feb 10 (1864) cds and matching straightline DUE 10 on north to south POW cover withPrisoner’s Letter Examined G.S.B. oval of Johnson’s Island (Corpl George S. Brown of 128th Ohio Volunteer Infantry according to Harrison). Endorsed at upper left “R. Ferguson Adjt 18th Va Prisoner of War” with manuscript “Per Flag of Truce” at lower left and addressed to “Miss Pattie Ferguson, New Plymouth PO, Lunenburg Co, Virginia”. A bit of foxing but a lovely use of both sides with great military history behind it.