The S&W is #73852. It has some 1859 and 1860 patent dates on the cylinder as well as C33 stamped on the cylinder and back strap of the barrel. I also have a box of ammo:
The H&R is #181558. The left side of the barrel is stamped 32 S&W CTGE. The top is stamped Harrington & Richardson Arms Co. Worcester, Massachusetts U.S.A.