t;o BEEHIVES AND BEE KEEPERS' APPLIANCES. 



broad-shouldered, which are self-spacing ; and 

 shoulderless, which require some mechanical con- 

 trivance to ensure correct spacing. The latter is 

 the class most commonly employed, although a 

 considerable number of apiarists still hold to the 

 broad-shouldered frame, sometimes called the 



m 



Fig. 37. 



Fig. 38. 



Figs. 37 and 38. Plain Frames with "W.B.C." 

 Ends, Ordinary and Narrow Spacing. 



" Abbot " frame. Figs. 35 and 36 illustrate in plan 

 different forms of broad-shouldered frames, Fig. 36 

 being the " Abbot " pattern ; and Fig. 37 illus- 

 trates, also in plan, a shoulderless frame fitted 

 with "W.B.C." metal ends. Fig. 38 illustrates a 

 variation in the working of the "W.B.C." end 

 which w r ill be referred to later. 



