THE TRIBES ON MY FRONTIER. 



the action of the pump-handles. The suction apparatus 

 looked at microscopically, contains a whole set of surgical 

 instruments : looked at large-mindedly, it is simply the tube 

 of an artesian well, and is used in the same way. When a 

 mosquito settles on you it pricks up its ears for a moment, 



RAGING AND IMPORTUNATE AND THIRSTY. 



to make sure that there is no danger near, and then walks 

 about slowly, probing for a soft place. When it has found 

 one, it fixes the tube and begins to drive it home. Then is 

 the moment to smite it. 



Mosquitos are of many sorts. There are common grey 

 ones ; and small, speckled, shrill-voiced ones which sing an 

 overture and then tap the outside edge of your ear ; and 



