Scale not given (W 99°00ʹ--W 75°30ʹ/N 47°00ʹ--N 24°00ʹ).
Shows "impacted states," "existing river system" and the Tennessee-Tombigbee Waterway [in red]. Publication date inferred from local call number. Includes two tables, "Ohio River System to Mobile" and "Tennessee River System to Mobile." "481" in lower right margin.
Covers a geographic area from mid-Kansas to nearly the Atlantic Ocean and from Canada to the southern tips of Texas and Florida.