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You searched for: Author Karklins, O.L. Remove constraint Author: Karklins, O.L. Subject Geoscientific Information Remove constraint Subject: Geoscientific Information Subject Environment Remove constraint Subject: Environment Collection Minnesota Geological Survey Remove constraint Collection: Minnesota Geological Survey Data type Image Remove constraint Data type: Image
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1. Cryptostome Bryozoa from the Middle Ordovician Decorah Shale, Minnesota, SP-6, Plate 1

1969. Karklins, O.L. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Precambrian rocks of the Granite...