Scarce original 4 x 2.25 carte-de-visite image of the Confederacy’s Libby Prison as it appeared in the summer of 1863, showing soldiers and a horse at a tent encampment set up in front of the main prison building. Published by Gardner of Washington, from a negative attributed to Rees of Richmond. In fine condition, with a few surface marks and dings. RR Auction COA.