Gross radioactivity in surface waters of the United States, March 1965.  [electronic resource] 

 -  Radiological health data and reports  Sep 1965 
 - 509-12 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0033-8400 
<br/><br/><label>Subjects--Topical Terms: </label><br/>United States<br/>Water Pollution, Radioactive