Article

The Road and Concrete Materials of Iowa, pt.2

Authors: S. W. Beyer , H. F. Wright

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How to Cite: Beyer, S. W. & Wright, H. F. (1914) “The Road and Concrete Materials of Iowa, pt.2”, Iowa Geological Survey Annual Report. 24(1). doi: https://doi.org/10.17077/2160-5270.1160