Chapter I: Part 2: A Landscape Rich With Life 18
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_Text: James R. and Laurie J. Macdonald_
_Illustrations: Jay H. Matternes_
A Visit to the Past 23
The Mark of Death Upon the Land 35
The Geologic History of Agate 47
Ecology: Change and Adaptation 53
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Agate Fossil Beds National Monument, NebraskaChapter I: Part 2: A Landscape Rich With Life 18
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