Journal Article Isthmian Canal Traffic Get access Emory R. Johnson Emory R. Johnson University of Pennsylvania Search for other works by this author on: Oxford Academic Google Scholar The Quarterly Journal of Economics, Volume 17, Issue 4, August 1903, Pages 529–575, https://doi.org/10.2307/1885510 Published: 01 August 1903

Journal Article The Isthmian Canal: Factors Affecting the Choice of Route Get access Emory R. Johnson Emory R. Johnson University of Pennsylvania Search for other works by this author on: Oxford Academic Google Scholar The Quarterly Journal of Economics, Volume 16, Issue 4, August 1902, Pages 514–536, https://doi.org/10.2307/1882172 Published: 01 August 1902