Then you have what is known as a model 1868. Thes guns were one of the TRUE west civilizers. After the civil war these were converted to 50-70 Gov't, then went out west to arm the calvery in the indian wars. When replaced with the "trapdoor Sprinfields" these were sold or given away to settlers, wagon drivers, buffalo hunters ect. Free ammo was avalible to individuals in the buisness of buffalo hunting.