St. Mark, Florida. Perfect strike of cds (type VI) on 1836 folded cover with matching straight line "Free" handstamp (type c, 5-10 known) to Washington, D.C., addressed to "General Roger Jones, Adjutant General, U.S. Army" with manuscript endorsement "On Public Service", two light vert. file folds, Extremely Fine. Estimate  $200 - 300. $0 (Image)