Gunter, Edmund. The Description and use of the sector, crosse-staffe >>>>>>>>>>>>>>>>> London: by William Jones for James Bowler, 1636. Petite 4to. [16], 163, [1], 224 (of 266), 75, [1], [2], [112 of 114] pp. with 2 slips (of 3) inserted as well as leaf "The use of the Canon." An imperfect example, sold as is. Bound in later 1/2 calf, minor rubbing, period manuscript in places throughout and some instances of soiling and staining. 4 leaves printed on one side only and with manuscript to either verso or recto. Generally clean. ****** 2nd edition, heavily illustrated with woodcuts throughout. An important work.