Two 12:o-volumes in slightly worn contemporary half leather bindings. One foot of spine with small loss. Exlbris Bibliotheque Hammer and old name on front free endpaper. Exlibris stamp up on titles. Slight browning to endpapers and titles, else only occasional spots. Illustrated with 2 engraved frontispieces, one in each volume. Front. , (II), 236 p. + Fronty. , (IV), 240 p.