6o 
BEES AND BEE-KEEPING. 
as much protection as dead (?) air, upon which so much 
reliance was formerly placed ; for, if the two skins of 
wood inclose only air between them, a constant cir- 
culation is kept up — the air rising on the side next 
the bees, to be replaced by that which has cooled by 
contact with the outer skin — and thus heat is being 
Fig. 19.— Cheshire Hive PREPAUEn for Winter, section from Front to 
Back (Scale, J5). 
.fb. Floor Board ; e, Entrance ; d, Division-board ; 0, Cake ; other Letters as before. 
unceasingly dissipated. Cork-dust, in consequence of 
these experiments, is now being used by many makers. 
The frames are usually of the Association standard size, 
and are twelve in number ; but the hive is perfectly 
elastic, as the close-fitting and cork-packed division- 
board {d, Fig. 19) permits of the colony being restricted 
as their strength and the season may demand. Over the 
