Speculum Romanae Magnificentiae (Mirror of Roman Magnificence). Dated: 1544-1599. Dimensions: overall: 40.4 ? 28.6 ? 3 cm (15 7/8 ? 11 1/4 ? 1 3/16 in.). Medium: bound volume of 55 etched and engraved illustrations, including 3 later 16th century pla