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underside ; and, parallel with the sides of the 

 drawer, but a little lower, an inner side piece 

 should be fixed, so as to form a cavity all round, 

 of a proper width to closely receive the rabbet, 

 and likewise to contain the camphor for pre- 

 serving- the insects from Jcari, &c., to emit the 

 scent of which holes should be bored in the side 

 pieces, and pin holes made in the paper which 

 covers them. The cabinets are best in tiers of 

 about twenty drawers each, shut in by a door ; 

 or double tiers may be made with folding doors : 

 in this shape, they are rendered portable, and 

 and others may be added as the collection in- 

 creases, corresponding in size and uniformity. 

 Cabinets should be made of well seasoned ma- 

 hogany or wainscot j but deal is objectionable 

 from its liability to warp and split. Strips of 

 velvet should be glued round the edges of the 

 doors, to make them shut close, and keep out 

 dust, &c. 



The bottoms of the drawers must be lined 

 with cork, of about one sixth of an inch in thick- 

 ness, as free from cracks, holes, and knots as 



