Thomas, Bill,  1934- <br/><br/>
American rivers :  a natural history / 
Bill Thomas ; special consultant, H. B. N. Hynes ; designed by Philip Sykes ; maps by Anne Marie Jauss ; special research assistant, Phyllis M. Thomas 
 - [New York] :  Norton,  1978 
 - 221 p. :  col. ill. ;  31 cm. 
<br/><br/><label>ISBN: </label>0393088383  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stream ecology--United States<br/>Rivers--United States