Title: Limestone Keystone from a Vaulted Ceiling
Object type: Keystone
Date: ca. 1220–30
Culture: German
Medium: Limestone
Dimensions: 20 in. × 33 in. × 21 3/16 in. (50.8 × 83.8 × 53.8 cm)
Other (weight): 716 lb. (324.8 kg)
Classification: Sculpture-Architectural
Credit line: Gift of Clarence H. Mackay, Archer M. Huntington, Stephen H. P. Pell and Bashford Dean, 1928
Department: Medieval Art
Repository: Metropolitan Museum of Art, New York, NY