Guthrie A Ed. <br/><br/>
Vacuum equipment and techniques 
Guthrie A Ed.; Wakerling R K Ed. 
 -  1949 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>39493 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical Engineering
<br/><br/><label>Dewey Class. No.: </label>D6:9M(C2:76), H9