Enchiridion of fortification, or, A handfull of knowledge in martiall affaires : demonstrating both by rule, and figure, as well mathematically by exact calculations, as practically, to fortify any body, either regular, or irregular : how to runne approaches, to pierce through a counterscarfe, to make a gallerie over a mote, to spring a myne, &c. : with many other notable matters belonging to warre, usefull, and necessary for all officers to enrich their knowledge and practise.