Michael O`brien <br/><br/>
Shopwork teaching tricks : Other aids for shop teachers. Ed 2 

 - 2nd Edition 
 - Danville  Interstate Printers and Publishers  1956 
 - 256p 
<br/><br/>Michael O`brien; Elwood M. Juergenson & Ernest A. Tarone: Shopwork teaching tricks : Other aids for shop teachers. Ed 2.  (2nd Edition)  Danville.  Interstate Printers and Publishers, 1956.--(621.75O`B)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>621.75  / OBR