CHATTARD, J.P. Nuova descrizione del Vaticano o sia della...Basilica di S. Pietro. Rome: eredi Barbiellini, 1762- [Mainardi], 1767. 3 volumes, 12°. 6 folding engraved plates. (One very defective, waterstaining and browning, 2 repaired tears in the fore-margin of 2 leaves at the beginning of vol. I.) Early 19th-century half calf, gilt ornaments in panels of flat spines. Provenance: Girolamo Caratti of Udine (signature dated 1811 on front endpapers). Olschki Choix 16690 -- Mariano VASI. Descrizione della Basilica di S. Pietro e del Palazzo Vaticano.... Rome: L. P. Salvione, 1794. 12°. 4 small engraved vignettes in the text. Binding similar to and provenance as above. Olschki Choix 18188; Schudt 1052 -- Francesco Maria TORRIGIO. Le sacre grotte vaticane cioè narratione delle cose più notabili, che sono sotto il pauimento della Basilica di S. Pietro. Rome: Giacomo Facciotti, 1635. 8°. Woodcut on title-page. (Some browning and spotting.) 19th-century morocco-backed boards. Second edition. cf. Olschki Choix 18144; Schudt 1045. And another similar. (6)