Illustrated Architecture Dictionary
Keystone
The central stone, sometimes carved, in the curve of an arch or vault; the central voussoir of an arch
A decorative triangular shape made from clay, concrete or limestone
Found in Romanesque Revival, Renaissance Revival, Georgian Revival, Second Empire styles
See also Venetian Keystones, Venice, Italy
Examples from Buffalo architecture:
- Illustration above: Buffalo Gaslight Company
- Fairfax Hotel, 715 Delaware Ave. Carved man's face
- Charles W. Goodyear House Carved woman's face
- Knox House Carved S scroll / Scrolled keystone
- 506 Delaware Avenue
- 29 Irving Pl. Carved man's face
- St. Anthony's RC Church
- Engine #15 Fire Station
- 341 Jersey Street
- Statler Hotel Carved face
- J. Lyth & Sons Illustrated Catalogue and Price List
Other examples: