Confederacy, Rock Island Barracks, Ill. Three covers; two franked with 1861, 3¢ rose, other a 1861, 3¢ pink entire (U34), each canceled by "Rock Island, Ill." cds and target duplex and bearing a oval "R.I. Barracks/Examined/Prisoner's Letter" oval handstamp, two are in blue, one docketed "Barrack 37"; some edge wear and one missing backflap, F.-V.F. overall. Estimate  $400 - 600. $0 (Image)