A booke named Tectonicon, briefly shevving the exact measuring, and speedie reckoning all manner of land, squares, timber, stone, steeples, pillers, globes, &c. Further, declaring the perfect making and large vse of the carpenters ruler, containing a quadrant geometricall: comprehending also the rare vse of the squire. And in the end a little treatise adioyning, opening the composition and appliancie of an instrument, called the profitable staffe. With other things pleasant and necessarie, most conducible for surueyers, landmeaters, ioyners, carpenters and masons. Published by Leonard Digges Gentleman, in the yeere of our Lord, 1556. Add to clipboard GB 2014 WS-01-BUS-PRS/1/12d Item 1625 Part of Westminster School's Archive and Collections Digges, Leonard,