Yarwood, J. <br/><br/>
High vacuum technique  theory, practice, industrial application and properties of materials 
by J. Yarwood 
 - 3rd ed. 
 - London  Chapman  1955 
 - viii, 208p.  incl. index 
<br/><br/><label>Dewey Class. No.: </label>621.55  / N55;1