Lelorrain and Henry, E. (1877). Carte Geologique de la Belgique, Reduction de la Carte d’Andre Dumont, Edinburgh: John Bartholomew. Colour lithograph, scale 1:380,000.
Lelorrain and Henry, E. (1877). Carte Geologique de la Belgique, Reduction de la Carte d’Andre Dumont, Indiquant les Terrains ui se Trouvent au Dessous du Limon Hesbayen et du Sable Campinien. Edinburgh: John Bartholomew. Colour lithograph, scale 1:380,000. Dissected and mounted on linen (68 X 78 cm) and folded marbled card covers (34 x 39 cm) with manuscript label. Covers very worn and dog-eared. Linen fold split between covers. Map clean, very aged toned, remaining linen folds fragile and beginning to split. In poor condition.