the Emperor Marcus Aurelius has been discovered at Bomarzo, 40 miles north of Rome. Gallery See also Opus mixtum Opus reticulatum Opus spicatum Notes References Blagg, T.F.C., "Brick and tile" section, in "Architecture, 1, a) Religious", section in Diane Favro, et al. "Rome, ancient." Grove Art Online. Oxford Art Online. Oxford University Press, accessed March 26, 2016, subscription required Further reading Brick Industry Association, "Technical Notes on Brick Construction - Number 10, Dimensioning and Estimating Brick Masonry", (Technical Notes), Reston, VA, February 2009. External links "Roman Brick Stamps: Auxiliary and Legionary Stamps on Roman Bricks", The Roman Military Museum (virtual), romancoins.info, accessed July 23, 2009. Bricks Archaeological artefact types Prairie School architecture Ancient Roman architectural elements