hives. 



123 



bees. Fig. 1, in our illustrations, is a perspective 

 view, and Fig. 2, a section of this hive ; and by refer- 

 ence to them the construction will be understood. 



A is the inclined bottom-board of the fifth chamber. 

 It is elevated above the bottom of the hive, so as to 

 form a chamber, by means of which the admission 

 of air and light is graduated according to the require- 

 ment of the bees at different seasons of the year. 



B is the graduating chamber for the admission of 



