Fig. 4. — Floor-Boakd of C. D. B.-.Hive. 

 V, Ventilating hole covered with perforated zinc. S, Shutter. 



Fig. 5. — Di\'isios-BoARD or Dummy. 



Fig. 6. — Eoonomio Cbatb.' 



S, Folded section ; S', D-Section in flat ; F, Folding block. 

 The crate is resting on that end at which the follower and wedges should 

 bo fixed, as indicated by the aUp of wood tacked across the base at that end. 



