2 9 ▁September ▁ 1 8 3 2 . ▁ ▁Ross ini ▁and ▁Louis ▁Nied erm ey er ▁– ▁Robert ▁Bruce , ▁past iche ▁opera ▁ ▁V ac ca i , ▁Nicola ▁– ▁I ▁solit ari ▁di ▁S co zia , ▁ 1 8 1 5 , ▁Mal v ina ▁ ▁Ver di ▁– ▁A ro ld o ▁( 1 8 5 7 ) ▁A ▁revision ▁of ▁his ▁ 1 8 5 0 ▁St iff el io ▁with ▁a ▁Scottish ▁setting , ▁and ▁" some ▁hints ▁from ▁Walter ▁Scott ". ▁ ▁There ▁is ▁also ▁Pac ini ' s ▁Maria , ▁reg ina ▁d ' In gh il terra ▁of ▁ 1 8 4 3 ▁which ▁is ▁about ▁Mary ▁I ▁of ▁England ▁( M ary ▁T ud or ). ▁ ▁But ▁We ath erson ▁con cludes : ▁At ▁the ▁heart ▁of ▁the ▁plot , ▁however , ▁lay ▁an ▁Italian , ▁the ▁pul p ▁plays ▁and ▁nov els ▁of ▁Camil lo ▁Feder ici ▁( 1 7 4 9 – 1 8 0 2 ) ▁[ the ▁pen ▁name ▁of ▁Giovanni ▁Batt ista ▁Vi ass olo ] ▁a ▁former ▁actor ▁whose ▁pro l ific ▁vul gar is ations ▁of ▁Sch iller ▁and ▁Kot z eb ue ▁set ▁Italian ▁libre tt ists ▁scri bb ling ▁for ▁four ▁dec ades . ▁Indeed , ▁without ▁him ▁it ▁is ▁to ▁be ▁sus pected ▁that ▁Sir ▁Walter ▁Scott ▁would ▁never ▁have ▁captured ▁the ▁imagination ▁of ▁so ▁many ▁po ets , ▁nor ▁for ▁so ▁long . ▁ ▁Mary , ▁Queen ▁of ▁Sc