12 vol 8vo (188 x 117 mm)one engraved frontispiece, 3 unn.l., 492 pp. for the volume I ; 1 unn.l., 496 pp. for the volume II ; 1 unn.l., 535 pp. for the volume III ; 1 unn.l., 438 pp. for the volume IV ; 1 unn.l., IV, 492 pp. for the volume V ; 1 unn.l., 536 pp. for the volume VI ; 1 unn.l., 580 pp. for the volume VII ; 1 unn.l., 536 pp. for the volume VIII ; 1 unn.l., VIII, 488 pp. for the volume IX ; 1 unn.l., 537 pp. for the volume X ; 6 unn.l. (including the first blank), 480 pp. for the volume XI ; 2 unn.l., 496 pp. for the volume XII. Polished calf, Rohan-Chabot coat of arms on the corners, filet in blind, spine with raised bands, red edges (contemporary binding).