Mean annual rainfall in the United States: compiled from the latest official resources.
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Mean annual rainfall in the United States: compiled from the latest official resources., map, [1911..1931]; Chicago, Illinois. (texashistory.unt.edu/ark:/67531/metapth252015/: accessed June 19, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting University of Texas at Arlington Library.