Puchstein, A F <br/><br/>
Alternatin and machines 

 - 
 -  Wiley  1954 
 - 721 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Standard No.: </label>65824 
<br/><br/><label>Subjects--Index Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>621.313  / 3 PUC