Tripp, Alker <br/><br/>
Road traffic and its control 
by Alker Tripp 
 - London  Edward Arnold  1938 
 - xv, 416p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Control<br/>Road traffic
<br/><br/><label>Dewey Class. No.: </label>W4 T737