Symmachi–Nicomachi diptych Symmachi–Nicomachi diptych The Symmachi–Nicomachi diptych is a book-size, Late Antique ivory diptych dating to the late fourth or early fifth century, whose panels depict scenes of ritual pagan religious practices. Both its style and its content reflect a short-lived revival of traditional Roman religion and Classicism at a time when the Roman world was turning towards Christianity and rejecting the Classical tradition. The diptych takes its name from the inscriptions "Nicomachorum" and "Symmachorum", in reference to two prominent Roman Senate families. The diptych remained intact until the nineteenth century. The earliest description of the leaves dates to 1717, when an
Diptych of Philip de Croÿ with The Virgin and Child Diptych of Philip de Croÿ with The Virgin and Child The Diptych of Philip de Croÿ with The Virgin and Child consists of a pair of small oil-on-oak panels painted c. 1460 by the Netherlandish artist Rogier van der Weyden. While the authorship and dating of both works are not in doubt, it is believed but not proven that they were created as wings of a devotional diptych and that at some unknown time the panels were broken apart. A diptych panel fitting the description of the Mary wing was described in a 1629 inventory of paintings owned by Alexandre