Library of Useful Knowledge: Natural Philosophy. 2 Vols.

Hardcover. 3/4 leather and marbled boards. 2 vols. 1829-1832. Each volume composed of separately paginated chapters, approx. 400 pp. or more per volume. Illustrated with numerous textual engravings. Spine edge of vol. 1 partially split near head; spines rubbed and sunned; extremities rubbed; a couple of abrasions to boards; binding cracked but firm (v.1); some spotting to edges; and some of the usual interior soiling or staining; but for the most part a relatively bright interior.