Author: Gürich, G.
Title: Les spongiostromides du viséen de la Province de Namur.
Description: Bruxelles, 1906. 4to. 55 pp., 23 folded plates. Original wrappers. = Extrait des Mémoires du Musée Royal d'Histoire Naturelle de Belgique: Tome 3. Binfding perished, small library stamp on title page. Front wrapper torn and chipped at edges. Text pages and plates good and clean.

Keywords: