Operative masonry, or, A theoretical and practical treatise of building : containing a scientific account of stones, clays, bricks, mortars, cements, &c.; a description of their component part, with the manner of preparing and using them. The fundamental rules in geometry on masonry and stone cutting, with their application to practice, illustrated with forty copper-plate engravings
Operative masonry is a 1832 Boston treatise by Edward Shaw, written as a practical manual for builders and stonecutters on stones, mortars, and geometry applied to masonry. The plates are copper-plate engravings of arch construction, with a designer taking from them the clear geometric logic of voussoir layouts, centering lines, and stepped arch profiles.
