Walch, George T, Notes on some of the chief navigable rivers and canals in the United States and Canada... Notes. Madras: Lawrence Asylum Press, 1877-1879
Walch, George T, Note on some of the chief navigable rivers and canals in the United States and Canada... Plates. Madras: Lawrence Asylum Press, 1877-1879
Dawson, E F, Notes on the Mississippi River, including a brief description of the methods adopted by the Mississippi engineers. Calcutta: Thacker Spink, 1900