Ohio Journal of Science: Volume 24, Issue 1 (January, 1924) http://hdl.handle.net/1811/891 2013-05-19T05:42:00Z Back Matter http://hdl.handle.net/1811/2227 Back Matter 1924-01-01T00:00:00Z Catalogue of Type Fossils in the Geological Museum at the Ohio State University http://hdl.handle.net/1811/2226 Catalogue of Type Fossils in the Geological Museum at the Ohio State University Morningstar, Helen Author Institution: Department of Geology, Ohio State University 1924-01-01T00:00:00Z Morningstar, Helen A Taxonomic, Ecologic and Economic Study of Ohio Aphididae http://hdl.handle.net/1811/2225 A Taxonomic, Ecologic and Economic Study of Ohio Aphididae Guyton, Thomas Lee Author Institution: The Ohio State University 1924-01-01T00:00:00Z Guyton, Thomas Lee Front Matter http://hdl.handle.net/1811/2224 Front Matter 1924-01-01T00:00:00Z