Water quality : Western Fish Toxicology Station and western Oregon rivers /

Mode of access: Internet.

Daily river stages at river gage stations on the principal rivers of the United States.

Mode of access: Internet.

Mathematical model SERATRA, for sediment-contaminant transport in rivers and its application to pesticide transport in Four Mile and Wolf Creeks in Iowa /

Mode of access: Internet.

Disastrous floods on the Trinity, Red, and Arkansas rivers : May 1990.

Shipping list no.: 91-580-P.

Missouri/Niobrara/Verdigre Creek National Recreational Rivers, Nebraska, South Dakota : final, general management plan, environmental impact statement.

"NPS D-3A"--P. [3] of cover.

The American gazetteer : containing a distinct account of all the parts of the New world; their situation, climate, soil, produce, former and present condition; commodities, manufactures, and commerce ; together with an accurate account of the cities, towns, ports, bays rivers, lakes, mountains, passes, and fortifications.

An extensive compilation of facts on American geography, settlements and fortifications, including those of Canada.

Ohio's interest in flood control : position of the Ohio chamber of commerce in re regional "authorities" bills, presented by Karl S. Dixon secretary of the Chamber's Action committee on flood control to the House Committee on rivers and harbors, Washington, D.C., July 21, 1937.

Cover-title.

A reconnaissance across the Mackenzie mountains on the Pelly, Ross, and Gravel rivers, Yukon, and North West territories.

At head of title: Canada. Department of mines. Geological survey branch.