A boke named Tectonicon : briefelye shewynge the exacte measurynge, and speady reckenynge all maner lande, squared tymber, stone, steaples, pyllers, globes. [et]c. Further, declarynge the perfecte makynge and large vse of the carpenters ruler, conteynynge a quadrant geometricall: comprehendynge also the rare vse of the squire. And in thende a little treatise adioyned, openinge the composition and appliancie of an instrument called the profitable staffe. With other thinges pleasant & necessary, most conducible for surueyers, landmeters, joyners, carpe[n]ters, and masons. Published by Leonarde Digges gentleman, in the yere of our Lorde. 1556.