Pistolesi (Erasmo): Il Vaticano Descritto ed Illustrato, Rome, Calcografia del Nuovo Acquirente, 1829-38, 6 vols., folio, 850 engraved plates after P.Guglielmi, D.Ascani, P.Valentini and others, several double-page or folding (occasional spotting and browning), contemporary russet calf, elborately ruled and tooled covers with stylised palms and scroll borders within triple fillets, 6 section section spine (extremities scuffed and bumped, several joints cracked), g.e. (8)