Kansas regs;
Centerfire rifles and handguns that are not fully automatic and that fire a bullet larger than .23 inches in diameter and that use a cartridge case that is 1.280 inches or more in length (except that elk require a bullet larger than .25 inches in diameter a cartridge case length of 1.750 or longer), /snip
http://www.kdwpt.state.ks.us/news/Hunting/Hunting-Regulations/Deer/Legal-Equipment
This makes my SW 29E legal for big game as it is in Colo. It has been used to take a running Pronghorn.
It has been used to take a running Pronghorn. Maybe by Elmer Keith, but certainly not me. ;). Anything over 2 meters away, I'm going to use a long arm.
/johnny