▁was ▁designed ▁by ▁Hay ▁and ▁Hend erson ▁in ▁the ▁Early ▁English ▁style ▁at ▁a ▁cost ▁of ▁£ 3 5 0 0 , ▁and ▁was ▁completed ▁in ▁ 1 8 8 3 . ▁Hay ▁had ▁been ▁a ▁pup il ▁of ▁Sir ▁George ▁Gilbert ▁Scott ▁( arch itect ▁of ▁Saint ▁Mary ' s ▁Epis cop al ▁C athedral ▁in ▁the ▁West ▁End ▁of ▁Edinburgh ). ▁Two ▁subsequent ▁nave ▁extensions ▁have ▁tre bled ▁the ▁building ' s ▁original ▁length , ▁and ▁the ▁ch an cel ▁floor ▁has ▁been ▁raised ▁and ▁laid ▁with ▁mar ble . ▁ ▁The ▁high ▁alt ar ▁is ▁made ▁of ▁car ved ▁o ak ▁in ▁ne o - N orm an ▁style ▁with ▁gra pe ▁v ine ▁decor ation , ▁sur mount ed ▁with ▁a ▁sl ab ▁of ▁por phy ry . ▁Seven ▁l amps ▁represent ▁the ▁g ifts ▁of ▁the ▁Holy ▁Spirit . ▁The ▁r ered os ▁is ▁in ▁g ild ed ▁o ak , ▁and ▁was ▁designed ▁by ▁Hay ▁& ▁Hend erson ▁in ▁ 1 8 9 6 . ▁The ▁l anc et ▁windows ▁dep ict ▁the ▁cru c if ix ion , ▁with ▁Saint ▁Paul ▁and ▁Saint ▁Col um ba ▁on ▁either ▁side . ▁The ▁roof ▁of ▁the ▁nave ▁is ▁a ▁ham mer ▁beam ▁structure ▁with ▁wooden ▁g argo yles . ▁The ▁pul pit ▁is ▁made ▁of ▁car ved ▁o ak , ▁with ▁figures ▁of ▁sain ts , ▁and ▁was ▁built ▁in ▁ 1 8 9 2 . ▁ ▁A ▁mem orial ▁chap el ▁( war riors ▁Chap el )