London: Printed for Awnsham and John Churchil... and Samuel Manship, 1700. Fourth Edition. Fourth Edition. Folio. Bound in attractive contemporary paneled calf, neatly rebacked. Engraved portrait, 18th century ownership inscription to front free endpaper, very occasional correction or annotation in a contemporary hand. First published in 1690, and in this fourth edition in 1700, the last published in his lifetime, Locke makes important alterations in his use of the terms "determinate" & "determined" ideas. While other philosophers had focused human knowledge as a way to reveal and point toward right human action, Locke was the first philosopher to devote his inquiry into the complex web of human understanding, its scope and its inherent limitation; and he occupies a prominent place in shaping modern philosophy by his development of the theory of knowledge. This edition also adds two new chapters. c2-3 little dust-soiled at fore-edge, 3C1 & 3C4 lower margin foreshortened, 2Z1…