79/ 768 Barnard, J.G. Report on the North Sea Canal of Holland; and on the Improvement of Navigation from Rotterdam to the Sea (...). Washington, Government Printing Office, 1872, 77p., 11 fold. lithogr. maps/ plates, orig. gilt hmor.

- The maps sl. stained/ foxed. Spine and corners chafed.

= Professional Papers of the Corps of Engineers of the United States Army No.22.