They were used as load-bearing structures to carry the roof timbers, as no reliance could be placed on walls built with unburnt brick or in rubble masonry with clay mortar.
Too Early for Conclusions Mr. Hohmann said the typical dwelling had walls of boulders and clay mortar and roofs of poles and brush.
Was built with engraved irregular stones jointed with clay mortar and pebbles or remnants of ceramics; It was covered with a thin stucco layer.
The house was built as a Dutch Colonial farmhouse, its materials were Rubble, stone, clay mortar, chopped straw and hogs hair.
Articles carved out of wood (tableware, mostly) were usually primed with clay mortar, raw linseed oil, and tin powder (nowadays aluminum is used).
The tower is 40 m (131 ft) high and built of yellowish brick held together with clay mortar.
Its walls had a core of limestone set in a fine clay mortar, and were faced on each side with fine limestone ashlar masonry.
Interspaces were filled with clay mortar.
The agatized wood was laid in a clay mortar, in lieu of the more usual sandstone-and-mortar masonry of the area.
There will be one party collecting rock and another digging clay and making clay mortar.