Carte & Texte explicatif du levé géologique de la planchette de Lille.
1881. Comm. Carte Géol. Belg. Bruxelles. 71 pp. fold. & col. map 1:20.000 mounted on cloth. Text volume, half cloth, with original front cover pasted on, small libr. stamp on front cover and ticket of map, very good.
Les sondages houillers en Campine. Étude critique et rectificative au sujet des interprétations données jusqu’ice aux coupes des morts-terrains tertiaires et Quaternaires.
1905. Bull. Soc. Belge de Géol.. etc XIX, Mém. ; pp. 133-246, 8 fifg. 4 fold-out plts. with geol. sections. Orig. extract, lain new wrps. very good.
Upper Cretaceous to Early Tertiary deposits (Santonian-Paleocene) in northeastern Belgium and South Limburg (The Netherlands) with reference to the Campanian-Maastrichtian.
1985. Belg. Geol. Dienst Prof. Pap. 214; 151 pp. one-sided typescript, 49 fig. Orig. wrps. very good, 4to.