Workshop practice :  a practical work for the draughtsman, the mechanic, the pattern-maker and the foundryman / 
edited by William H. Atherton. 
 - 2nd ed. 
 - London :   New Era,  [...?]. 
 - Vols. :  ill. ;  18 cm. 
<br/><br/> Includes index. 
<br/><br/>V. 4-- ; 
<br/><br/>337  337 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Workshops.
<br/><br/><label>Dewey Class. No.: </label>621.7 / A81w