Screwed and socketed steel tubes and fittings / 

 - London  Stewarts and Lloyds, Ltd.  1954 
 - 112 p. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>92172 
<br/><br/><label>Dewey Class. No.: </label>672.83085  / SCR