Half leather; marbled boards worn and rubbed through at corners and edges; vol. 2 front cover marked in ink; vols. 5-6 small closed tears to covers at bottom; vols. 9-10 covers stained. Spines creased, worn (esp. spine text on vols. 6 and 9), and rubbed at head and heel (esp. vol. 3); vols. 1-3 and 7-8 spines separating from boards at joints (vol. 7 spine fully separated from front board); vols. 3 and 8-9 small closed tears at head/heel. Edges and pages age-tanned. Vol. 11 spine cracked in several places. Front endpapers stamped and signed by previous owners. A few pages chipped/torn (in vols. 1, 3-4, and 11), some pages marked in ink (in all vols. except vol. 2), a few pages lightly stained/soiled (in vols. 4, 6, 8 and 10); vast majority of pages clean.