Remington .44 cal. cap and ball. Barrel marked Pat. Sept. 14 1858 E. Remington & Sons, Ilion, New York, USA. Ser #16XXX. "New Model". This gun was undoubtly used in the Civil War. It is 100% original but shows lots of wear. Seems to be mechanically excellent. Refer to American Rifleman November 2003. $1350. Serious inquiries to email above. I can send pics. Pat Christopher