Central leaf of a triptych with representation of the Crucifixion flanked by the Virgin and St. John. Above, there are two angels, Michael and Gabriel, with their names inscribed in Greek. Below the arms of the cross, there is an inscription in Greek: Behold thy Son/ Behold thy mother. At the top, flanking the titulus, are identical images of the sun and moon.

The authenticity of the plaque has been questioned.

Carvings in Ivory, ed. Maclagen, Burlington Fine Arts Club (London, 1923), cat. no. 54, pl. XVI.

Exposition internationale d'art byzantin (Paris, 1931), cat. no. 90, p. 75.

A. Goldschmidt and K. Weitzmann, Die byzantinischen Elfenbeinskulpturen, Bd. II (Berlin,1934), no. 229, p. 81, pl. LXXIV.

Arts of the Middle Ages, Boston Museum of Fine Arts (Boston, 1940), cat. no. 117, p. 40.

Bulletin of the Fogg Museum of Art, Vol. X, Dec. 1945, no. 4, reproduction p. 113.

The Dumbarton Oaks Research Library and Collection of Harvard University, Handbook of the Collection (Washington, DC, 1946), no. 160.

K. Weitzmann, Catalogue of the Byzantine and Early Mediaeval Antiquities in the Dumbarton Oaks Collection, Vol. III, Ivories and Steatites (Washington, DC, 1972), p. 3 [for reason this ivory was not included in the catalogue].

S. Boyd and G. Vikan, Questions of Authenticity Among the Arts of Byzantium (Washington, DC, 1981), no. 11.

A. Cutler, The Craft of Ivory: Sources, Techniques, and Uses in the Mediterranean World: A.D. 200-1400 (Washington, DC, 1985), fig. 38, p. 39 and passim.

A. Cutler, The Hand of the Master: Craftsmanship, Ivory, and Society in Byzantium (9th-11th Century) (Princeton, 1994), p. 13-14, 44, fig. 7.

London, Burlington Fine Arts Club, "Carvings in Ivory," 1923.

Paris, Musée des Arts Decoratifs, "Exposition internationale d'art byzantin," 1931.

Boston, Museum of Fine Arts, "Arts of the Middle Ages," Feb. 17 - Mar. 24, 1940.

Cambridge, Fogg Museum, "A Selection of Ivories, Bronzes, Metalwork and Other Objects from the Dumbarton Oaks Collection," Nov. 15 - Dec. 31, 1945.

Dumbarton Oaks, "Questions of Authenticity," Jan. 7 - May 11, 1981

Dumbarton Oaks, "The Craft of Ivory," Oct. 24, 1985 - Jan. 26, 1986.

Dumbarton Oaks, "Cross References", March 26, 2010 - July 31, 2010.

Washington, DC. Dumbarton Oaks, 75 Years/75 Objects: Celebrating 75 Years of the Dumbarton Oaks Museum, September 8, 2015 - May 22, 2016.

Collection of Walter Burns, London.

Purchased from Bacri Frères - Antiquaires, Paris (dealer) (ex Walter Burns sale), 1929.

Mildred Barnes and Robert Woods Bliss, Dumbarton Oaks.

Harvard University, The Dumbarton Oaks Research Library and Collection, November 1940.

Dumbarton Oaks Research Library and Collection, Byzantine Collection, Washington, D.C.