WINTERING BEES 



Grraund plan of cellar. Inner compartment E has solid concrete walls 

 extending to ceiling. Opening E communicates with a sub-earth ventila- 

 tor, D. When in-rushing air is too cold a fire is built in the stove, tem- 

 pering the air; then it passes upward to the ceiling, and into the square- 

 box wooden flues shown at D D D D, in Pig. 3, where it is distributed 

 to every point in the cellar. 



/ /ncA openings for orcuhtion 

 hut not draft. 



Fir, Z. 



Perpendicular elevation, of bee-cellar, showing the square-box ventilat- 

 ing-flue with its one-inch holes as shown in diagram 3. 



