The compleat surveyor, or, The whole art of surveying of land : by a new instrument late invented, as also by the plain table, circumferentor, the theodolite as now improv'd, or by the chain only ... / by William Leybourn ; the whole altered and amended and two entire books added by the author ... ; every operation both geometrical & arithmetical being examin'd and an appendix added to the whole ... by Samuel Cunn.