Walker .A.P  <br/><br/>
Nab Engineering Hand Book 

 - New York  McGraw Hill  1960 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Nab Engineering
<br/><br/><label>Dewey Class. No.: </label>621.3  / Wal