1 leaf of plates, [8], 8-92, [14] pages in French and Latin. Frontispiece and nine steel engraved full-page illustrations. Printed in Henri Didot's celebrated 2.5-point "Microscopique" type. This edition with ten illustrations has twice the number commonly found and is hitherto unrecorded. All edges gilt. No inscriptions. 21 x 25 mm. Publisher's original temporary pale peach coloured embossed card wrappers. Stab-sewn vertically through the text block near the spine margin, as issued. Exceptional state and rare survivor, never having been sent to a trade binder for permanent housing in leather, mother-of-pearl, or bone. Bondy, 77-8. Not in Grand-Carteret, nor Gumuchian. Spielmann, 403 is similar but with only 6 illustrations. Welsh, 5559 (? but only has five illustrations).