Front Matter
pp. 0
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Alternatives in Science Education
Longbrake, Eleanor pp. 209-213
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The Pre-Illinoian Lake Clays of the Cincinnati Region
Ettensohn, Frank R. pp. 214-226
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Stratigraphy and Pollen Analysis of Yarmouthian Interglacial Deposits in Southeastern Indiana
Kapp, Ronald O.; Gooding, Ansel M. pp. 226-238
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A Five-Year Study of a Hibernating Colony of Myotis Lucifugus
Brenner, Fred J. pp. 239-244
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The Occurrence of the Freshwater Bryozoan Pottsiella Erecta (Potts) 1884 (Gymnolaemata: Paludicellidae) in Lake Erie
Maciorowski, Anthony F. pp. 245-247
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Application of Third-Order Transfer Functions for Edge Enhancement of Signals from Scanned Imaging Systems
Gebel, Radames K. H.; Fettis, Henry E. pp. 248-260
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A New Genus, Ancudana, and a New Species of Chilean Leafhopper Belonging to the Deltocephalinae (Homoptera: Cicadellidae)
DeLong, Dwight M.; Martinson, Candace pp. 261-263
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The Ohio Academy of Science Officers, Committees, and Academy Representatives for 1974-75
pp. 264-265
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Necrology
pp. 266-271
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Book Reviews
pp. 272-272
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Back Matter
pp. 999
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