The Tea insects of India. 71 



and durability account for its general use. It was usually drawn by hand, though 

 several pans were frequently bound together and drawn by horses'; while, in some 

 instances certain improvements in the way of mounting on wheels, so as to permit its 

 being pushed from behind, were also adopted. Vve saw some with a wire screen or 

 over hinge to the back, so that the insects might be secured when the pan was 

 not in motion : but the cover' seemed superfluous. We also saw lime and kerosine 

 mixed so as to form a mortar substituted for the coal-tar." 



Calcutta j 

 28th March 1894, 



