O.K. These are "Three-screw" Ruger Blackhawks, made prior to 1973:
And these are "New Model" Ruger Blackhawks, both have had their frames color case hardened, by Doug Turnbull. The Super Blackhawk is fitted with a standard Blackhawk hammer, which I prefer:
All grips are after market of various woods. Top to bottom, walnut, mesquite, Bolivian rosewood, ebony.