Flavius valerius aurelius constantinus posters & prints

Constantius appoints Constantine as his successor, 1622 Pieter Paul Rubens

Constantine Presenting the City of Rome to the Holy See, at right, many spectators …, ca. 1530-61 Battista Franco Veneziano

Plate 9: Arch of Constantine in Rome, ca. 1748 Giovanni Battista Piranesi

S. Constanz Giovanni Battista Piranesi

The Basilica of Constantin Giovanni Battista Piranesi

First Council of Nicaea, 14th century Anonymous

First Council of Nicaea, 16th century Byzantine icon

Solidus of Emperor Constantine I, 4th century Anonymous

Constantine the Great, 4th century Anonymous

First Council of Nicaea, ca 1350 Anonymous

The Apparition of the Cross to the Emperor Constantine, 1517-1524 Gianfrancesco Penni

First Council of Nicaea Ancient Russian frescos

The Battle of the Milvian Bridge, 1517-1524 Gianfrancesco Penni

Late Roman ridge helmet, 4th century Anonymous

The Donation of Constantine Anonymous

Emperor Constantine burning Arian books, 1640s Carlo Magnone

Ecumenical Council of Nicea, 1882 Anonymous

The Baptism of Constantine, First third of 17th cen Giovanni Antonio Galli

The Baptism of Constantine, 1517-1524 Gianfrancesco Penni

First Council of Nicaea, First Half of 16th century Theophanes Strelitzas

Exaltation of the Cross. Saints Constantine the Great and Helena, ca 1350 Anonymous

The Triumph of Rome, c. 1622 Anonymous

Exaltation of the Cross. Saints Constantine the Great and Helena, 1321-1322 Anonymous

The Dream of Saint Helena Anonymous

The Finding of the Holy Cross Master of the Murano Gradual