JOHNSON’S ISLAND, OHIO: US #65, 3¢ rose tied target and matching SANDUSKY / O double circle cancel on cover to W. T. Sutherlin, Danville, Va. with prisoner endorsement “W. E. Williamson Jr., Pris of War” with RICHMOND / VA. // JAN / 21 and matching DUE 10 routed “Per Flag of Truce” and neat oval PRISONER’S LETTER / JOHNSONS ISLAND // EXAMINED / G A R (Pvt Gerald A. Ressap of the 128th Ohio Volunteers who was a mail examiner from September 6 to 15, 1864). Miltiary records and other information included. President Jefferson Davis and his cabinet went to Danville early in April 1865 and made their headquarters at the residence of Major William T. Sutherlin, which is thus referred to as “the last Confederate Capitol.” It was in the Sutherlin home that Davis' issued his final Presidential Proclamation.  Cover with couple small edge faults and open 3 sides; inside is addressed and likely handcarried and pencil post-war notations inside. Ex Hedin.  $800.