Cooper, Elizabeth K. <br/><br/>
Science on the shores and banks. 
With illus. by the author. 
 - [1st ed.] 
 - New York  Harcourt, Brace  [1960] 
 - 187 p.  illus.  22 cm. 
<br/><br/><label>LCCN: </label>60008411 /L 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seashore biology--United States.<br/>Freshwater biology--United States.
<br/><br/><label>LC Class. No.: </label>QH90  / .C6 
<br/><br/><label>Dewey Class. No.: </label>574.92