H.F Barnes <br/><br/>
Gall Midges of economic imprortance  

 - London  Crosby Lockwood and Son Ltd  1951 
 - 5 vols 
 -  Volume 5 .
<br/><br/>H.F Barnes: Gall Midges of economic imprortance.  London.  Crosby Lockwood and Son Ltd, 1951.--(632.2BAR)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>632.2  / BAR