66 



NATURALISTS' ASSISTANT. 



both floors with vertical cases, and the lower floor is taken up 

 with table cases which are best for all specimens except 

 mounted vertebrates and alcoholic collections. The gallery is 



RAIL CASES 



, AR.CH. 



STUDY 



E 



LABORATORY I x 



E^ 

 Tjjqnn 



FIG. 22. 



surrounded with a railing and this may also bear horizontal 

 cases. 



Connected with the main portion by arches, on each floo 



