Walsby, Michael. <br/><br/>
How to make a pipe-bending machine / 
Michael Walsby. 
 - London :  Intermediate Technology Publications,  1986. 
 - 27 p. :  ill. 
 - Workshop equipment ;  5 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pipe bending--Equipment and supplies.