Paris: Firmin Didot, 1860. hardcover. 8 volumes (6 volumes of text + 2 volume supplement). Tall thick 8vo, printed in double column, 3/4 burgundy morocco, rubbed, chipped, hinges strengthened, lacks the title page on volume 1 though it does have the 1/2 title. The text block is clean and firm with 1 or 2 loose pages. Paris: Firmin Didot Freres, 1860-1868. Fifth edition augmented by the author. A very good(-) copy. very good(-).