Detection and control of air pollution / 
papers by J. C. Webb ... et al. 
 - New York :  MSS Information Corporation,  1974 
 - 177 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0842271538 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution--Measurement--Addresses, essays, lectures<br/>Air--Purification--Addresses, essays, lectures