Industrial chemicals. June  1977 

 - Washington :  United States Government Printing Office,  1973 
 - 48 p. :  illus. ;  27 cm. 
 - Bulletin 1768 .
 - United States.  Bureau of Labor Statistics.  Series 2,  Wage Statistics.  no. 25 [etc.] [from old catalog] United States.  Bureau of Labor Statistics.  BLS report. [from old catalog] .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wages--United States.<br/>Chemical workers. [from old catalog]
<br/><br/><label>Dewey Class. No.: </label>543.1