J. F. LYMAN Agricultural Chemistry F. W. IVES Agricultural Engineering A. G. MCCALL Agronomy F. L. LANDACRE Anatomy J. H. SCHAFFNER Botany CARL B. HARROP Ceramic Engineering JAS. R. WITHROW Chemistry F. H. ENO Civil Engineering MINNA C. DENTON Home Economics N. W. SCHERER Forestry C. S. PROSSER Geology V. H. DAVIS Horticulture W. A. KNIGHT Industrial Arts C. J. WEST Mathematics HORACE JUDD Mechanical Engineering JONATHAN FORMAN Pathology F. C. BLAKE Physics R. J. SEYMOUR Physiology (General) CLAYTON MCPEEK Physiology (Medical) E. R. HAYHURST Public Health & Sanitation J. S. HINE Zoology and Entomology THE OHIO JOURNAL OF SCIENCE is owned and controlled by the Ohio State University Scientific Society. By a special arrangement with the Ohio Academy of Science, the OHIO JOURNAL OF SCIENCE is sent without additional expense to all members of the Academy who are not in arrears for annual dues. The first fifteen volumes of the old OHIO NATURALIST may be obtained at $1.00 per volume. Remittances of all kinds should be made payable to the Business Manager, J. S. HINE. Address The Ohio Journal of Science Ohio State University, Columbus =Ohio Academy of Science Publications.= First and Second Annual Reports Price 30 cts. each Third and Fourth Annual Reports Price 25 cts. each Fifth to Sixteenth Annual Reports Price 20 cts. each Seventeenth to Twenty-fourth Annual Report Price 40 cts. each SPECIAL PAPERS.