Public roads :  journal of highway research and development / 
United States Department of Transportation 
 - Washington, D. C. :  The Department,  1981- 
 - v. :  ill., ports. ;  30 cm. 
<br/><br/> Library has vol. 45 
<br/><br/>Vols. for 1918-Aug. 1970 issued by: the Bureau of Public Roads (called May-June 1918, Office of Public Roads and Rural Engineering; July 1939-June 1949, Public Roads Administration); Oct. 1970-197 by: the Federal Highway Administration; Mar. 1979-June 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Roads--United States<br/>Highway research--United States<br/>Routes--Recherche--Etats-Unis<br/>Technique routiere--Etats-Unis
<br/><br/><label>Dewey Class. No.: </label>388.1140973