J. Savitz, S. Arango, L.G. Bardygula, and L. Scoma
The First Records of Three Fish Species in Illinois Waters of Lake Michicag: Longear Sunfish (Lepomis megalotis peltastes), Black Crappie (Pomoxis nigromaculatus), and the Channel Catfish (Ictalurus puncatus)
Note of a New Indicator in Water Analysis Authors: Greenfield, R.E. and Edward Bartow
The Intercision of Pike River, Near Kenosha, Wisconsin Author: Ball, J.R.
Notes on the Life-Histroy of a Cranefly of the Genus Geranomyia Haliday (Tipulidae, Diptera) Authors: Alexander, C.P. and J.R. Malloch
Note of a New Indicator in Water Analysis Authors: Greenfield, R.E. and Edward Bartow
The Intercision of Pike River, Near Kenosha, Wisconsin Author: Ball, J.R.