CAPI D'OPERA. Being a Selection of III Favourite Duett by Padre Martini. II Favourite Duetts by F. Durante. And XII Pieces for 1. 2 & 3 Voices estracted from celebrated PSALM OF B. MARCELLO Published E Dedicated TO THE RIGHT HON. BLE LADY C. STURAT WORTLEY BY G.G. FERRARI. , s.d.