Sharps Brothers New Model 1863, .52 black power, Serial # C,10417, Mfg date 1863-1865. Barrel & receiver tang serial numbers match. Barrel is bright with wide grooves. All patent dates and inspection stamps are correct. Rifle is in excellent mechanical condition. Rifle appears to be in original condition, but shows some brighter areas after it was cleaned. more info and pics upon request, our email is REDACTED.