Stratigraphy and paleontology of the uppermost Pennsylvanian and lowermost Permian Rocks in Kansas
No abstract available.
Kansas↗
Geology topics
Helen Duncan
Publications and source records attributed to Helen Duncan.
Ordovician and Silurian coral faunas of western United States
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Bulletin↗
Fluorspar deposits in western Kentucky, part 1: Introduction
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Bulletin↗