Author: Lavallée, Le Brun, & Faure, 1854.:
Title: Note sur le smines de houille d'Auchy-au-Bois (Pas-de-Caials) dont la concession est demandée.
Description: Paris: Giraudet et Joaust, 1854. 8vo, 23.7cm. Pp. [2],iv,14, 1 fold. lithogr. topographical map (of area between Calais and Douai-Arras), 3 fold. lithogr. plates of columnar sections of borings. Contemp. cloth-backed marbled boards.

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