U.S. Model 1860 cavalry sword by Christopher Roby (SW1848)

U.S. Model 1860 by Christopher Roby, Blade is 35" in length with a 27.5" fuller. Blade is a grey patina with scattered oxidation and discoloration noted. Ricasso is marked "M/US/1863, opposite side is marked "C. Roby/W. CHELMSFORD/MASS" Leather and wire wrap are intact. Scabbard shows heavy surface oxidation visible. Overall good looking Civil War saber