TIERING BAR-FRAME BEEHIVE. 31 



The body-box is double-walled back and front, 

 and internally it provides accommodation for ten 

 frames at the regulation spacing (1-JL in. centre to 

 centre), two spacing slips P s, and two dummies 



Fig. 17. Cross Section of Tiering Bar-frame Beehive. 



D s (Fig. 17), by means of which the body-box is 

 practically double-walled at the sides also. 



Beginning with the body-box, take the two sides 

 A and square across from the top edge of each on 

 the inner side a line distant ]J in. from each end ; 

 the distance between these (14j in.) is the internal 

 dimension of the hive, front to back, and allows 



