The modern builder's assistant, or, A concise epitome of the whole system of architecture : in which the various branches of that excellent study are establish'd on the most familiar principles and rendered adequate to every capacity ...
An English architectural pattern book of 1757, compiled by William and John Halfpenny with Robert Morris and Timothy Lightoler and sold in London to builders, carpenters and gentlemen planning houses. The copperplate engravings give elevations, sections and floor plans in fine ruled hatching, plus doorcases, chimneypieces and ornament—useful for line-shaded architectural diagrams and Georgian detail motifs.
