Original albumen photo of the officers of companies, F and K, 3rd Regiment Massachusetts Artillery, posing out in front of a building at Fort Stevens in August of 1865, affixed to its original 14 x 11 mount, captioned on the mount in an unknown hand. Photo was credited to Mathew Brady and his team. In very good condition, with tack holes and dampstaining to mount, some light surface loss, rippling, and edge tears to bottom, and some light surface marks to image. RR Auction COA.