174 



AUSTRALASIAN 



burning, which may consist of cotton rags, dry * rotten -wood, 

 dried cow4dung, or any other material that iwill burn and 

 produce a dense smoke, when a few puffs of the bellows will 

 set the smoker in working order. 



Eg. 87.- CLASS'S COLD-BLAST SMOKER. 



Two of the best smokers now in use are made on different 

 principles. In one the blast of air from the bellows is blown 

 through the fire; in the other the draught enters the tube 

 between the fire and the mouth of the tube. By this arrangement 

 cold air is mixed with the smoke as it leaves the tube. The 

 latter is termed a "cold-blast" smoker (Fig. 87) and the 

 former a " direct draught " smoker (Fig. 88). Each has special 



Kg. 88 — BINGHAM'S DIEEM-DRAUGHT SMOKER. 



advantages not possessed by the other. The smoke blown from 

 the " cold-blast " smoker being mixed with cold air instead of 

 hot is an advantage I have no doubt appreciated by the bees ; 



