Agate Fossil Beds National Monument, Nebraska
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2026
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Completed
Description
Subjects: Paleontology -- Miocene; Vertebrates, Fossil -- Nebraska -- Agate Fossil Beds National Monument; Paleontology -- Nebraska -- Agate Fossil Beds National Monument; Natural history -- Nebraska -- Agate Fossil Beds National Monument. 14 chapters, 23,728 words. Public domain, via Project Gutenberg.
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History
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