COLLEGES NEED: 



The Leuckart Zoological Wall-Charts. 



The Zittel Palasontological Wall Charts 



and Keller Reconstructions of Ancient Life. 



Our Improved Mineral and Rock Trimmer. 



Common Minerals by the Pound. 



Biological Laboratory Supplies. 



Our Unsurpassed Special Dissections. 



The Shaler-Davis-Harris Series of Physiographic Models and 

 Photographs. 



Our Geological Models and Relief Maps. 



Beecher Restorations of Trilobite and Stylonurus 

 and Models of Typical Brachiopods. 



Clarke Restorations of Eurypterus and Hughmilleria. 



Casts of Famous Inscriptions — Rosetta Stone, Black Obelisk, 

 Deluge Tablets, etc. 



Our Genetic Collection of Rocks. 



Our Collection of Phenomenal Geology. 



Penfield Goniometers, for laboratory and field use. 



Our Regular College Collections of Fossils, Minerals, Rocks, and 

 Invertebrate Animals. 



Send for catalogues or circulars of some of these. 

 THEY WILL DOUBLE YOUR TEACHING EFFICIENCY. 



Ward's Natural Science Establishment, 



76-104 COLLEGE AVENUE, ROCHESTER, N. Y. 



