Allen John R L <br/><br/>
Current ripples:their relation to patterns of water and sedimentation 

 -  1968 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>59003 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Sedimentory<br/>Geology
<br/><br/><label>Dewey Class. No.: </label>H422, K8     CL