They were jointly responsible, for example, for the allegorical frontispiece, doubtless drawn by Stefano, to Francesco Bianchini's astronomical work, Hesperi et Phosphori nova phaenomena sive observationes circa planetam Veneris Rome 1728 [2]
He engraved the masterful map of Rome by Giambattista Nolli, 1748, with its rich enframement, minute views of monuments, and allegories and cavorting putti. [1]
