LITHOLOCICAL COLLECTIONS OF ROCKS. 



Our $50 and $25 collections of rocks have just been revised. 

 For the list of species presented in these collections send 

 for Circular TO. 



" Everything in Natural History." 



WARD'S NATURAL SCIENCE ESTABLISHMENT, 

 76-104 College Ave., Rochester, N. Y. 



Ward's Natural Science Establishment 



A Supply-House for Scientific Material. 



Founded 1862. Incorporated 1890. 



DEPARTMENTS : 



Geology, including Phenomenal and Physiographic. 

 Mineralogy, including also Rocks, Meteorites, etc. 

 Palaeontology. Archaeology and Ethnology. 



Invertebrates, including Biology, Conchology, etc. 

 Zoology, including Osteology and Taxidermy. 

 Human Anatomy, including Craniology, Odontology, etc. 

 Models, Plaster Casts and Wall-Charts in all departments. 



Circulars in any department free on request ; address 



Ward's Natural Science Establishment, 



76-104 College Ave., Rochester, New York, U. S. A. 



