Barrett, Thomas J. <br/><br/>
Harnessing the earthworm 

 - Boston  Bruce Humphries inc  1947 
 - 184p.    25cm 
<br/><br/><label>ISBN: </label>9781176665965 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth Worm<br/>Soil - building
<br/><br/><label>Dewey Class. No.: </label>631.45  / BAR