OUT-DOOE BOXES. 85 



box, to stop the scum, &c., of the "water. 

 Above this may be placed an extra sentry, 

 viz., a new birch broom ; saw off the handle 

 close to the twigs, and fix it with the loose 

 ends of the twigs pointing up stream. These 

 twigs will catch the weeds and other mess 

 that come down with the water. The 

 cleaner the water you pass into the eggs the 

 better for them. 



You should have wire covers, which can 

 be padlocked to the boxes, to keep out the 

 shrew mice and rats, and the fingers of 

 meddling boys ; and you should have 

 boards ready to place over these to keep 

 out the light during the incubation of the 

 ova. 



These boxes may be multiplied ad infinitum, 

 so that the water that passes through No. 1 



