MOVABLE-FRAME HIVES. 167 
(fig. 71), sheet-iron shoulder, supporting the frame, similar 
to Root’s tin edge. This can be dispensed with altogether, 
but in such cases, the rabbet should be only deep enough 
for the frame to hang as represented in fig. 54. ‘The plain 
Fig. 72. 
SHOWING HOW THE SPACING WIRE IS FIXED. 
wooden rabbet is objectionable, because the bees glue the 
frame shoulders with propolis. Yet we use it in our hives 
almost altogether, because of the difficulty of fitting the 
division-board closely otherwise. 
