[SERGARDI, Lodovico]. Discorso sopra il nuovo ornato della guglia di S. Pietro. Rome: G.M. Salvioni, 1723. 2°. Title in red and black with engraved papal arms, 3 engraved plates, one double-page and folding. (Short repaired tear in the folding plate, top corner of last leaf repaired.) Contemporary mottled calf, gilt spine (a few abrasions, new endpapers). Olschki Choix 18050 -- Giovanni Giacomo ROSSI. Nova racolta degl'obelischi et colonne antiche [di] Roma. Oblong 2°. Engraved title and 17 engravings on 9 plates. (Light spotting.) Modern calf-backed boards. And 2 volumes of views of Rome. (4)