The deep waterway between the Great Lakes and the Gulf of Mexico. Development of the deep waterway in relation to conservation. - The Lakes-to-the-Gulf deep waterway association ([Saint Louis, Mo.] The Lakes-to-the-Gulf deep waterway association, 1911)
Cover-title.
Issued as an educational document, October, 1911.
Keywords: Inland navigation -- United States; Great Lakes (North America); Mexico, Gulf of; Canals -- United States