Astlefored, William <br/><br/>
Engineering control of welding fumes / 
by William Astlefored 
 - Washington, D. C. :  United States Government Printing Office,  1974 
 - Various pagings ;  28 cm. 
<br/><br/> NIOSH research report 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Miniature electronic equipment--Welding
<br/><br/><label>Dewey Class. No.: </label>621.977