.22 Eargesplitten Loudenboomerby P. O. Ackley
he .22 Eargesplitten Loudenboomer ("Ear Splitting Louden Boomer") was a Wildcat Cartridge developed by P.O. Ackley in the 1960's for Bob Hutton, a member of Guns and Ammo magazine's technical department. The intent of the cartridge was primarily breaking past the 5,000 feet per second barrier.