HISTORICAL COLLECTION. 
The natural history of insects lias a much 
higlier claim on the attention of the young 
collector than merely collecting and arranging 
species. By forming an historical collection 
he will be induced to investigate their struc- 
ture, habits and economy. For this purpose 
he should provide himself with a cabinet of 
16 or 18 ordinary sized drawers, with two suf- 
ficiently deep for the larger sized nests, and 
two more of an intermediate depth. Boxes 
will not do so well, as many of the objects will 
not admit of being reversed. The following 
mode of arrangement (slightly altered) has been 
kindly communicated by William Sells, Esq. 
1. Transformations. Eggs, larvae, pupae, 
shells of pupae, cocoons and nests. — 2. These 
combined, showing the complete history of an 
insect. — 3 . Economy of particular insects as 
bees, wasps, hornets, silk-worms, gall insects, 
spiders, &c. — 4 . Monstrosities. As henna- 
