Technology: a second level course, engineering mechanics: solids, design: the mechanics of an electric lift 

 - Milton Keynes  Open University Press  1980 
 - 32p. 
<br/><br/><label>ISBN: </label> UKP 3.50 
<br/><br/><label>Source: </label> UKP 3.50 
<br/><br/><label>Dewey Class. No.: </label>620.1 TEC