CYCLOPEAN MASONRY — masonry with giant blocks of stone, characteristic of the architectural structures of antiquity. Under many later believed such buildings were created by the legendary Cyclops. Often kvadra stone no bond, and the stability of the entire structure is achieved only by the force of their gravity. One of the most famous examples of the so-called Lion gate at Mycenae, built in 14-13 centuries BC.
Barrel VAULT — a vault, having in transverse vertical section form of a semicircle, in the longitudinal — straight line, C. S. based on parallel supports (walls, columns, colonnade, arcade). C. S. originated in the deep of the trees to bear (IV — III Millennium B. C.) in Mesopotamia and Egypt Crossed C. C. form groin
The ENGRAVER’s (from zinc and Greek. grapho — write, draw) — the production of relief forms for relief printing from zinc by means of chemical and photos mechanical processes. For the engraving zinc drawing done on the Board acid-resistant paints, then unpainted parts of zinc deeply poisoned by the acids, while the graphic does not clearly and distinctly stand out on the plate, forming the printing plates With line etching, a drawing, a solution of asphalt on a plate of zinc or drawing with ink or chalk (the opposing acid) transferred with the glue-coated paper, soaking the paper attached to the face plate, the adhesive dissolves, Continue reading