Chaney, R W <br/><br/>
The Miocene Occurrence of Sequoia and Related Conifers in the John Day Basin.  [electronic resource] 

 -  Proceedings of the National Academy of Sciences of the United States of America  Mar 1949 
 - 125-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0027-8424 
<br/><br/><label>Standard No.: </label>10.1073/pnas.35.3.125  doi