COUCHE, Charles. Voie Materiel Roulant et Exploitation Technique des Chemins de Fer, 6 vols. [including 3 plate vols.], 8° and oblong 4°, 165 engraved plates, some folding (occasional spotting), contemporary uniform crimson morocco-backed boards -- PERDONNET, Auguste & Camille POLONCEAU. Portfeuille de l'Ingénieur des Chemins de Fer, Paris, L. Mathias (Augustin), 1843-46, 3 vols., 8° and oblong 4°, 129 engraved plates, many folding, wood-engraved illustrations, later black half morocco -- TREDGOLD, Thomas. Traité Pratique sur les Chemins de Fer, Paris, Bachelier, 1826, 8°, 4 folding engraved plates (spotting), contemporary morocco-backed boards, lightly rubbed); and another French railway book. (11)