Mann, R. D..  1938- <br/><br/>
How to make a metal-bending machine / 
by R.D. Mann. 
 - New format ed. 
 - London :  Intermediate Technology Publications,  1978. 
 - 20 p. :  ill ;  26 cm +  sd. 
<br/><br/> Text on inside back cover. 
<br/><br/><label>ISBN: </label>0903031299 (sd) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metal-working machinery--Design and construction.<br/>Bending machines--Design and construction.
<br/><br/><label>Dewey Class. No.: </label>680.7671