Richard J. "Dick" Casull February 15, 1931 – May 6, 2018 Gunsmith and Wildcat Cartridge Developer Creator of the .454 Casull cartridge & More.. 1957 - .454 Casull cartridge 1966 - Casull Model 290 - 290-round detachable pan magazine - MSRP $1060 !! - … Continue reading →