Journal of Entomology and Zoology — Advertising Section 



Do You Need? 



Class-Room Material large, typical and handsome specimens to illustrate your 



lectures, specially mounted for the purpose; or accurate models. 



Museum Material — the best the world can supply, in single lots or in carefully 

 prepared synoptic collections. 



Laboratory Material in quantity for class use, of guaranteed quality. 



Study Material for your private collection and your research, selected by our 

 experts to show just the detail you desire, sent subject to your approval. 



Your Trophies of the last hunt mounted by our skilled taxidermists, or entomolog- 

 ical corps. 



Microscope Slides of any or all kinds, and highest grade. 



Your desiderata kept before our eyes and secured for you through our world- 

 wide dragnet of correspondents and collectors. 



Did You Know? 



That the following other institutions are now incorporated into ours: 



American Entomological Company 



Microscope Slide Department of Bausch & Lomb 



George L. English Mineralogical Company 



Frazar Mineral Company 



That we are continually adding to our wealth of material and our half-century 



of experience. Is your name on our mailing list for announcements of these, 

 as issued? 



That we cover all departments of natural history (except plants), including: 



Entomology, Zoology, Biology, Histology, Embryology, Microscopy, Physiology, 

 Human and Animal Anatomy, and Osteology, Taxidermy, Invertebratology (Shells, 

 Corals, Sponges, Echinoderms, Crustaceans, etc.). Palaeontology, Phenomenal 

 Geology, Relief Maps, Mineralogy, Petrology, Archaeology, etc. Send for our 

 lists of catalogues and circulars. 



That we have the largest and most complete stock of any dealer in the world, 



and the best scientific staff. 



Note especially our Life Histories and Economic 

 Collections of Insects. (Circulars Issued.) 



Fifty Years of Service. 



Ward's Natural Science 

 Establishment 



Founded 1862 



Incorporated 1890 



84-102 College Ave., Rochester, N. Y. 

 Look for our special entomological offerings in the next issue. 



