The art of sound building; demonstrated in geometrical problems, shewing geometrical lines for all kinds of arches, niches, groins, and twisted rails, both regular and irregular : With several other draughts of buildings and staircases all curiously engraven on copper plates. Wherein are laid down (suited to every capacity) easy practical methods for carpenters, joiners, masons, or bricklayers, to work by. The second edition: To which are added, useful tables of the proportions of the members of all the orders, calculated in feet and inches, for the use of practical builders. By William Halfpenny, architect and carpenter.