Secretary of the Navy under Lincoln and Johnson (1802–1878). LS signed “G. Welles,” one page, 7.75 x 9.75, Navy Department letterhead, November 16, 1866. Welles writes to Major W. B. Slack. In part: “The Department grants the authority requested … to expend eighty-seven dollars … in repairing the buildings used as marine barracks at Mound City….” A touch of mild soiling and handling wear, otherwise fine condition. R&R COA.