▁" mag num " ▁nom en cl ature ▁were ▁based ▁on ▁the ▁original ▁. 3 7 5 ▁H & H ▁cart ridge , ▁so ▁over ▁time ▁the ▁bel t ▁became ▁something ▁of ▁a ▁standard ized ▁attribute , ▁expected ▁as ▁part ▁of ▁a ▁" mag num " ▁cart ridge . ▁Many ▁cart ridge ▁designs ▁of ▁the ▁last ▁century ▁include ▁this ▁bel t , ▁but ▁do ▁not ▁really ▁require ▁it . ▁ ▁In ▁the ▁last ▁de cade ▁or ▁so , ▁there ▁has ▁been ▁a ▁tr end ▁toward ▁bel t less ▁mag num s , ▁virt ually ▁all ▁of ▁which ▁are ▁heavily ▁should ered ▁designs ▁that ▁ob vi ate ▁the ▁original ▁motiv ation ▁for ▁a ▁bel t . ▁ ▁References ▁ ▁Category : A mm un ition <0x0A> </s> ▁Oliver ▁Haz art ▁" K ing " ▁Perry ▁( Oct ober ▁ 1 0 , ▁ 1 9 1 4 ▁– ▁February ▁ 5 , ▁ 1 9 9 0 ) ▁was ▁an ▁American ▁jazz ▁sa x oph on ist , ▁clar inet ist , ▁arr anger , ▁and ▁band le ader . ▁ ▁Perry ▁was ▁born ▁in ▁For rest ▁City , ▁Ark ansas . ▁He ▁played ▁viol in ▁as ▁a ▁child , ▁but ▁switched ▁to ▁alto ▁sa x ▁when ▁he ▁wished ▁to ▁join ▁a ▁local ▁band . ▁He ▁attended ▁St arr ▁College ▁in ▁West ▁Virginia , ▁studying ▁piano ▁there , ▁and ▁had ▁his ▁own ▁band ▁in ▁Gary , ▁Indiana ▁by ▁ 1 9 4 0 . ▁In ▁ 1 9 4 5 ▁he ▁went ▁to ▁Los