Krebs, Robert Dixon  1931- <br/><br/>
Highway materials/ 
Robert D. Krebs and Richard D. Walker 
 - New York:  McGraw-Hill,  1971 
 - xvi, 428 p.:  ill.;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> $ 17.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Road materials<br/>Bitaminous materials<br/>Road materials--Testing<br/>Roads--Subgrades
<br/><br/><label>Dewey Class. No.: </label>625.735