Puzinauskas, V.P <br/><br/>
Difference between petroleum asphalt, coal, tar pitch and road tar/ 

 - Washington DC:  US department of transportation,  c1978 
 - 31p,;  ill,:  29cm 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE
<br/><br/><label>Dewey Class. No.: </label>625.85  / PUZ