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By: Apon, J. F.Edition:Publication info: Edmonton, University of Alberta, Dept. of Geology, 1980Volume:Series:Holding Institution: University of Alberta LibrarySubjects: District of Mackenzie, SE Fossils Geology, Devonian Invertebrates Northwest Territories Palaeontology Stratigraphy, DevonianBHL Collections:
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By: Blodgett, R. B. - Gilbert, Wyatt G.Edition:Publication info: Fairbanks, Division of Geological and Geophysical Surveys, 1983Volume:Series:Holding Institution: University of Alberta LibrarySubjects: Alaska Atlases Devonian Devonian Geologic Period From 345 to 405 million years ago Geology Geology, Devonian Geology, Stratigraphic Maps Stratigraphy, Devonian White Mountain RegionBHL Collections: