Title: Keystone from an Arch with Cross and Acanthus Leaves
Object type: Keystone
Date: 4th–5th century
Medium: Limestone; carved in relief
Dimensions: H. 10 5/8 in. (27 cm)
W. 7 7/8 in. (20 cm)
D. 5 1/8 (13 cm)
Classification: Sculpture
Credit line: Rogers Fund, 1910
Geography: Said to be from Ahnas   Egypt      
Department: Islamic Art
Repository: Metropolitan Museum of Art, New York, NY