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A forest of the coal age / by B. E. Dahlgren, Acting Curator, Dept. of Botany.
By: Dahlgren, B. E. - Field Museum of Natural History.
Publication info: Chicago :Field Museum Press,1933.
Contributed by: University of Illinois Urbana Champaign
Subjects: Bossen Carboniferous Carboon gtt Paleobotany Petrified forests
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The two oldest trees : one dead, one living / as told by Rufus Janvier Briscoe.
By: Briscoe, Rufus Janvier.
Publication info: Riverside, California :[Young & McCallister],1914.
Contributed by: University of California Libraries (archive.org)
Subjects: California Petrified forests Trees
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