Index by areas and subjects, p. XLII.
Index of streams, p. XLIV.
Index, p. 179.
List of illustration, p. 5.
Stream-gaging stations and publications relating to water resources follow the first page after p. 181.
Table of contents, p. 3.
Electronic reproduction. Chester, Vt.: NewsBank, inc., 2007. Available via the World Wide Web. Access restricted to Readex U.S. Congressional Serial Set subscribers.