Le bassin houiller de Charleroi. [2 vols., text plus atlas]
1947. Mém. Inst. Géol. Univ. Louvain T. XV; 119 pp. 11 fig. 18 fold. & tinted plts. in separate folder. Orig. wrps. text volume very good, uncut, folder of plate section marginally worn, contents very good, 4to.
Sur une faune du sommet de la série rhénane à Pepinster, Goé et Tilff.
1895. Ann. Soc. Géol. Belg. XXII; pp. 175-216, 4 plts. with fossils (molluscs, brachiopods) h.t. Plain contemp. wrps. with libr. stamp, spine taped and stapled, contents and plates very good.
Description des coquilles fossiles de l'argile de Basele, Boom, Schelle, etc..
1838. Extract Nouveaux Mémoires de l’Académie Royale des Sciences et Belles-Lettres de Bruxelles Tome XI; 37 pp. 4 fine plts. h.t. Loose extract, as such very good, plates clean, 4to.
Description des coquilles fossiles de l'argile de Basele, Boom, Schelle, etc..
1838. Extract Nouveaux Mémoires de l’Académie Royale des Sciences et Belles-Lettres de Bruxelles Tome XI; 37 pp. 4 plts. h.t. Loose extract, faint moist stain on plates, outside printed area, otherwise very good, 4to.
1841. Nouveaux Mémoire de l’Académie Royale des Sciences et Belles-Letttres de Bruxelles Tome XIV; 20 pp. 1 plt. h.t. a.o. trilobites. Orig. extract, loose without covers, as such very good, clean and uncut, plate with some brown spots, 4to.
1841. Nouveaux Mémoire de l’Académie Royale des Sciences et Belles-Letttres de Bruxelles Tome XIV; 20 pp. 1 plt. h.t. a.o. trilobites. Orig. extract, loose without covers, as such very good, clean and uncut, plate partly browned, 4to.