Job descriptions for job machine shops; 
prepared by the Job analysis and information section, Division of standards and research, William H. Stead, director.  April 1938.  United States Department of labor.  Frances Perkins, secretary.  United States Employment service.  W. Frank Persons, director. 
 - Washington,  U.S. Govt. print. off.,  1938. 
 - lv, 196 p.  illus.  23 cm. 
<br/><br/> Six correction forms, unpaged, are included.  "Glossary": p. 183-189. 
<br/><br/>Bibliography: p. li-liii. 
<br/><br/><label>LCCN: </label>l  38000106  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machine-shop practice.<br/>Occupations.<br/>Machinists.
<br/><br/><label>LC Class. No.: </label>TJ1160  / .U6 1938