Surface water supply of the United States, 1939, Part VI, Missouri River basin
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Water Supply Paper↗
Geology topics
J.B. Spiegel
Publications and source records attributed to J.B. Spiegel.
Surface water supply of the United States, 1939, Part VII, Lower Mississippi River basin
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Water Supply Paper↗
Flood on Republican and Kansas Rivers, May and June 1935
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Water Supply Paper↗