Apprenticeship schedules covering mechanical repair and personal service trades 

 - Washington, D.C :  Bureau of Apprenticeship and Training,  [n.d.] 
 - 119 p. ;  24 cm. 
 - Trade and Industery Publication ;  no. 3 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial equipment leases<br/>Mechanical services<br/>Geology--Survey
<br/><br/><label>Dewey Class. No.: </label>658.15242