General Standards Pt II 

 - U.S. Design Department  1942 
 - 150p.  Drawing 
<br/><br/><label>Nat. Bib. No.: </label>2277 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering
<br/><br/><label>Universal Decimal Class. No.: </label>624.041  / TEN