(1592). [A booke named Tectonicon,] briefly shewing the exact measuring, and spedie reckoning all maner of land, squares, timber, stone, steeples, pillers, globes, &c. Further, declaring the perfect making and large vse of the carpenters ruler, conteining 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 yeare of our Lord, 1556.

[A Booke Named Tectonicon,] Briefly Shewing the Exact Measuring, and Spedie Reckoning All Maner of Land, Squares, Timber, Stone, Steeples, Pillers, Globes, &c. Further, Declaring the Perfect Making and Large Vse of the Carpenters Ruler, Conteining 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 Yeare of Our Lord, 1556. 1592.

[A Booke Named Tectonicon,] Briefly Shewing the Exact Measuring, and Spedie Reckoning All Maner of Land, Squares, Timber, Stone, Steeples, Pillers, Globes, &c. Further, Declaring the Perfect Making and Large Vse of the Carpenters Ruler, Conteining 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 Yeare of Our Lord, 1556. 1592.