View this artwork by appointment, at Tate Britain's Prints and Drawings Rooms
This sketch depicts an unidentified tomb or grave altar, from which Turner has transcribed the Latin inscription ‘CVEDENNIVSCE | QUIMODER [?...] TVS.ANTIO| [?mil CE].IN COH.IXPR | INQUA MILIT.ANNVIII | MISSVS.HONESTA [?Missum] | [?Recor...] . IM PEACTEVOR.[?AUS] | ARCITECTARMAMENT.IMP. | EVOC ANNXXIII | DONIS. mill.TARIB DCNAF | [?NISA] BOIVON ESPET | IMPDOMITIA.NOAO.CGERM’. The object may represent one of the numerous sculptural funerary monuments from the Vatican collections.