I don't have all of the different types mounted to show you but here are some I do have ready
Combat style-
Target style checkered-
Target style uncheckered-
Diamond Magna's-
Rubber combat style (Hogues)-
While not what people generally refer to when talking about cokes, these are coke style (palm swells)-
Diamond targets with football relief cut (for ejector clearance)-
Round butt combats with full speed loader cutout-
Western style (on a single action Freedom Arms)