An Italian micromosaic plaque

representing the pagan Rome and the Christian Rome through the metaphor of night and day, mounted on black Belgium marble, with gilt wooden frame. Bibliography: cf. Roman Mosaic - L'arte del micromosaico tra '700 e '800, R. Grieco - A. Gambino; I Mosaici Minuti Romani, D. Petochi, M. Alfieri, M. G. Branchetti , 17x25 cm.