Canal Saint-Martin: view of the underground vault, Louis Paul Pierre Dumont, 23 August 1862

This is an image of the underground canal saint-martin, which was used as an aquatic means of commercial transportation to avoid certain inconveniences of navigating on the seine river. Date: 23 August 1862. Dimensions: 11.7 x 17.8 cm. Medium: engraving. Collection: Brown University Library. Le Canal Saint-Martin - vue de la voûte souterraine