HOLTZ,W G: HOUAEL,W S. <br/><br/>
SOIL AS AN ENGINEERING MATERIAL 

 - United States: Department of the Interior  1974 
 - 45p, illus 
<br/><br/><br/>ENG 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOIL INVESTIGATION.<br/>ENGINEERING SOIL.