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Fossil ice crystals : an instance of the practical value of "pure science" / Bureau of Economic Geology and Technology, Division of Economic Geology.
By: Udden, Johan August, - Udden, Johan August, - University of Texas.
Publication info: Austin, Tex. :The University,1918.
Contributed by: University of California Libraries (archive.org)
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A preliminary list of fossil mastodon and mammoth remains in Illinois and Iowa, by Netta C. Anderson. On the proboscidean fossils of the Pleistocene deposits in Illinois and Iowa, by Johan August Udden.
By: Anderson, Netta C. - Udden, Johan August, - Udden, Johan August,
Publication info: Rock Island, Ill.,Augustana Book Concern, printers,1905.
Contributed by: University of California Libraries (archive.org)
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