- The Port of Hamburg
- The Port of Boston: A Study and a Solution of the Traffic and Operating Problems of Boston, and Its Place in the Competition of the North Atlantic Seaports
- The Navigable Rhine: The Development of Its Shipping, the Basis of the Prosperity of Its Commerce and Its Traffic in 1907 (Classic Reprint)
- Economic Aspects of the War: Neutral Rights, Belligerent Claims and American Commerce in the Years 1914 - 1915
- Transportation







