Thomas Beven <br/><br/>
THEORY OF MACHINES 

 -  1979/01/09 
 -  0 
<br/><br/><label>Source: </label> Purchase  Dr. P. J. Gregory  Dr. P. J. Gregory 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nil
<br/><br/><label>Dewey Class. No.: </label>621.8