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By: Richardson, Eugene S., (Eugene Stanley), Jr.Edition:Publication info: [Chicago], Chicago Natural History Museum, 1956Volume: v.12:no.4 (1956)Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Grundy County Illinois Invertebrates, Fossil Paleontology Pennsylvanian Will CountyBHL Collections:
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By: Richardson, Eugene S., (Eugene Stanley), Jr.Edition:Publication info: [Chicago], Chicago Natural History Museum Press, 1956Volume: v.12:no.1 (1956)Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Grundy County Illinois Invertebrates, Fossil Paleontology Pennsylvanian Will CountyBHL Collections:
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By: Illinois. Dept. of Conservation.Edition:Publication info: [Springfield, Ill.], State of Illinois Dept. of Conservation, [1986]Volume:Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Goose Lake Prairie State Natural Area (Ill.) Grasses Grundy County IllinoisBHL Collections:
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By: Pfefferkorn, Hermann W. - Peppers, Russel A. (Russel Allen), - Phillips, Tom Lee,Edition:Publication info: Urbana, Illinois State Geological Survey, 1971Volume: Circular no.463Series:Holding Institution: University Library, University of Illinois Urbana ChampaignSubjects: Bevruchting Ferns, Fossil Flora (biologie) Grundy County Illinois Paleobotany Pennsylvanian Plants, Fossil Varens Will CountyBHL Collections: