Ashlar masonry: Ashlar masonry consists of uniform, rectangular blocks of stone with parallel faces, as were commonly used in the construction of classical Greek and Roman buildings.
- Masonry construction using a square stone.
Asphalt Shingle - A roofing material made of a brown or black tar like substance mixed with sand or gravel.
Ashlar masonry - Stone masonry cut into rectangles and laid to create a wall.
Astragal - A molding. A simple convex, semicircle molding.
Where really massive columns were called for, such as those at Durham Cathedral, they were constructed of and the hollow core was filled with rubble. These huge untapered columns are sometimes ornamented with incised decorations. ...
See also: Ashlar, Brick, Architecture, Masonry, Door