▁when ▁he ▁returned ▁to ▁Spain . ▁ ▁Second ▁period ▁in ▁Nap les ▁In ▁March ▁ 1 6 8 3 ▁the ▁painter ▁and ▁his ▁family ▁returned ▁to ▁Nap les ▁and ▁remained ▁there ▁until ▁Pietro ’ s ▁death ▁on ▁ 2 2 ▁July ▁ 1 6 9 2 , ▁with ▁the ▁exception ▁of ▁a ▁brief ▁stay ▁in ▁Pal ermo . ▁The ▁art istic ▁production ▁of ▁Pietro ▁del ▁P ò ▁was ▁probably ▁vast , ▁but ▁it ▁is ▁difficult ▁today ▁for ▁us ▁to ▁compile ▁his ▁catalog ue . ▁The ▁sources ▁mention ▁numerous ▁works ▁without , ▁however , ▁supp lying ▁further ▁information . ▁Pere z ▁San chez ▁attempted ▁an ▁initial ▁catalog ue , ▁which ▁remains ▁the ▁primary ▁source ▁for ▁the ▁artist . ▁Six teen ▁small ▁paint ings ▁on ▁co pper ▁illustr ating ▁scenes ▁from ▁the ▁life ▁of ▁the ▁Virgin , ▁now ▁in ▁the ▁c athedral ▁of ▁To led o , ▁are ▁among ▁his ▁most ▁notable ▁works . ▁Two ▁paint ings , ▁“ Saint ▁Le oc ad ia ” ▁and ▁“ Saint ▁I ld elf onso ” ▁and ▁a ▁third ▁entitled ▁“ The ▁Virgin ▁Ad ored ▁by ▁the ▁Reg ents ▁of ▁Spain ▁with ▁Sain ts ▁Michael ▁and ▁Santiago ” ▁are ▁also ▁in ▁the ▁c athedral ▁of ▁To led o . ▁However , ▁the ▁painting ▁most ▁frequently ▁mentioned ▁in ▁the ▁sources , ▁“ Saint ▁Leo ,” ▁executed ▁for ▁the ▁church ▁of ▁Santa ▁Maria ▁di ▁Constantin op oli ▁in ▁Rome , ▁where ▁it ▁remained ▁until ▁ 1 7 0 0 , ▁is ▁now ▁lost . ▁ ▁The ▁works ▁that ▁Del ▁P