HIVES FOR BEE-KEEPERS. 
69 
is at the same time so rigid that no ordinary wear 
and tear can damage it. For a simple ear, a piece 
2^in. long is cut. One inch of this, or as much as 
the thickness of the hive may make desirable (a, d), is 
placed in the vice, over an iron block to which a ^-in. 
bevel has been given ; a few blows with the hammer 
will form it, care being taken that the bends are made 
at right angles to its length. With the part a, b, 
placed on a level with the bottom of the top bar, it is 
s, Screw ; other Letters as before. 
nailed, through holes previously punched, to the frame 
side, over an iron block, so that the nails are 
clinched. The bevel gives the form, standing at 45° 
between a and the pin and which acts as the 
triangular strut [ts, Fig. 21) of the metal end, accu- 
rately keeping the frame side :fin. from the interior 
of the hive. It is clear that this lug, when in 
position, will stand away from the quilt (y, B) only 
its own thickness less than that of the top bar, and. 
