Not sure what you are asking " Factory Ammo ?" What is the source of the "Assesment info. ?" I don't believe this gun is one of the Safety Hammerless models sold to the US Army, as only a S&W Historical factory letter can authenticate that. It appears to have been a personal firearm of Mr. Hoskins, that for wharever reason the military unit's title was applied to the gun, perhaps postwar ? Ed