_Ohio State University._ Six Colleges well equipped and prepared to present the best methods in modern education. The advantages are offered to both sexes alike. The following list of departments will suggest the organization of the institution: Agriculture, Agricultural Chemistry, American History and Political Science, Anatomy and Physiology, Architecture and Drawing, Astronomy, Botany, Chemistry, Civil Engineering, Clay Working and Ceramics, Domestic Science, Economics and Sociology, Education, Electrical Engineering, English Literature, European History, Geology, Germanic Languages and Literatures, Greek, Horticulture and Forestry, Industrial Arts, Latin, Law, Mathematics, Mechanical Engineering, Metallurgy and Mineralogy, Military Science, Mine Engineering, Pharmacy, Philosophy, Physical Education, Physics, Rhetoric and English Language, Romance Languages, Veterinary Medicine and Zoology and Entomology. Catalogues will be sent upon application. After examining the catalogue write for specific information to the President Dr. W. O. THOMPSON, Columbus, Ohio. SPECIMENS DESIRED FOR [Sidenote: BOTANICAL MUSEUM.] The large mushrooms, Puffballs and other Fungi; Abnormal growths and interesting specimens of shrubs and trees. Also herbarium specimens of Algae, Fungi, Mosses and Ferns as well as flowering plants. Address Prof. W. A. KELLERMAN, Department of Botany, Ohio State University, Columbus, Ohio. [Sidenote: GEOLOGICAL MUSEUM.] Will exchange Hudson, Corniferous and Carboniferous fossils. Address Prof. J. A. BOWNOCKER, Curator, Geological Museum, Ohio State University, Columbus, Ohio, [Sidenote: ZOOLOGICAL MUSEUM.] Birds, Insects, Reptiles, etc. We wish to make our collections representative for the fauna of the state and will greatly appreciate all contributions to that end. Address, Prof. HERBERT OSBORN, Department Zoology and Entomology, Ohio State University, Columbus, Ohio. Ohio State University, Lake Laboratory. Located at Sandusky on Lake Erie. Open to Investigators June 15 to September 15. Laboratory courses of six and eight weeks beginning June 30, 1902. Write for special circular. _Bucher Engraving Co._ Process and Wood Engraving, Electrotypers and Manufacturers of Stereotyping and Engraving Machinery. _80½ North High Street_, _COLUMBUS, OHIO._ Lepidoptera Price List No. 3.—Price 5 cents Refunded to Buyers