1891-1893 2 volumes. [4], 1008, vii, 303 p., 59 (several col. and/or double paged) lithographed pls, contemporary hcalf. Volume two with original printed covers bound in. End-papers and last plate somewhat foxed, but else quite clean. Extremities somewhat rubbed, but good tight set of these rare parts of ‘’Dr. H.G. Bronn’s Klassen und Ordnungen’’.