Speculum Romanae Magnificentiae: Interior, showing an underground chamber reached by two flights of stairs, one on each side; niches on the landing above.

Print. Date: 16th century. Dimensions: mount: 17 11/16 x 13 in. (45 x 33 cm); ; sheet: 11 7/16 x 9 1/16 in. (29 x 23 cm). Medium: engraving. Collection: Metropolitan Museum of Art.