Tucker, John K., Richard S. Funk, and Don Moll-
Distributional Records of Polygyrid Snails in Illinois with an Addition to the State Fauna
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Distributional Records of Polygyrid Snails in Illinois with an Addition to the State Fauna
Recent Advances in Spectroscopy* Author: Michelson, A.A.
The Relation of the State Academy of Science to the Natural History Surrounding the Chicago Academy of Sciences Author: Baker, F.C.
Recent Advances in Spectroscopy* Author: Michelson, A.A.