yal ▁Medal ▁w inners ▁Category : H on or ary ▁F ell ows ▁of ▁the ▁Royal ▁Society ▁of ▁Edinburgh ▁Category : Al umn i ▁of ▁the ▁University ▁of ▁Glasgow ▁Category : Al umn i ▁of ▁Tr inity ▁College ▁Dublin ▁Category : Univers ity ▁of ▁Paris ▁al umn i ▁Category : Al umn i ▁of ▁the ▁University ▁of ▁Edinburgh <0x0A> </s> ▁The ▁term ▁bel ted ▁mag num ▁or ▁bel ted ▁case ▁refers ▁to ▁any ▁cart ridge , ▁but ▁generally ▁a ▁rif le ▁cart ridge , ▁with ▁a ▁shell ▁cas ing ▁that ▁has ▁a ▁pron ounced ▁" b elt " ▁around ▁its ▁base ▁that ▁continues ▁ 2 – 4 ▁mm ▁past ▁the ▁extract or ▁gro ove . ▁ ▁This ▁design ▁origin ated ▁with ▁the ▁British ▁gun maker ▁Holland ▁& ▁Holland ▁for ▁the ▁purpose ▁of ▁head sp acing ▁certain ▁more ▁powerful ▁cart rid ges . ▁Non - should ered ▁( non - " b ott l ene ck ed ") ▁mag num ▁rif le ▁cart rid ges ▁especially ▁could ▁be ▁pushed ▁too ▁far ▁into ▁the ▁chamber ▁and ▁thus ▁cause ▁cat ast roph ic ▁failure ▁of ▁the ▁gun ▁when ▁fired ▁with ▁excess ive ▁head space . ▁The ▁addition ▁of ▁the ▁bel t ▁to ▁the ▁cas ing ▁prevent ed ▁over - insert ion . ▁ ▁An ▁example ▁of ▁an ▁American ▁ad a ption ▁of ▁this ▁practice ▁is ▁seen ▁in ▁cart rid ges ▁like ▁the ▁. 4 5 8 ▁Win chester ▁Mag num , ▁also ▁a ▁shoulder less ▁heavy ▁mag num . ▁ ▁Many ▁subsequent ▁cart rid ges ▁of