[North Sea Canal] Report of the North Sea Canal of Holland,
and on the improvement of navigation from Rotterdam to the sea; to the Chief of Engineers, United States Army. Colonel J.G. Barnard. Washington, Government Printing Office, 1872. 4to, half faux-leather, title on front board, 77 pp. and 12 (1, 2a, 2, etc.) folding maps. Library copy. Rare, curious.