The builder's jewel: or, The youth's instructor, and workman's remembrancer. [electronic resource] : Explaining short and easy rules, made familiar to the meanest capacity, for drawing and working, I. The five orders of columns entire; or any part of an order, without regard to the module or diameter. And to enrich them with their rusticks, flutings, cablings, dentules, modillions, &c. Also to proportion their doors, windows, intercolumnations, portico's, and arcades. Together with fourteen varieties of raking, circular, scrolled, compound, and contracted pediments; and the true formation and accadering of their raking and returned cornices; and mouldings for capping their dentules and modillions. II. Block and cantaliver cornices, rustick quoins, cornices proportioned to rooms, angle brackets, mouldings for tabernacle frames, pannelling, and centering for groins, trussed partitions, girders, roofs, domes, scales and stair-cases. Illustrated by upwards of 220 examples, engraved on 108 copper-plates. By B. and T. Langley.