Williams, Carrington Bonsor, 1889- <br/><br/>
Insect migration 
C. B. Williams 
 - 2nd. ed. 
 - London  Collins  1965 
 - 237 p.: ill. ; 23 cm. 
 - The new naturalist  e .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Insects--Migration