Tolan, Terry <br/><br/>
Intracanyon flows of the Columbia river Basalt Group in the lower Columbia River Gorge and their relationship to the Troutdale formation 

<br/><br/>bibliogr. p. 477 
<br/><br/><label>ISSN: </label>00167606 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stratigraphie<br/>Lithologie<br/>Basalte<br/>Coulée
<br/><br/><label>Subjects--Index Terms: </label>Etats Unis  Washington Etats Unis  Oregon