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Rail-Tie.

Description: Patent for improvements in metal rail ties to be placed in low areas to allow water to pass through to minimize the threat of washouts. Includes instructions and illustrations.
Date: November 11, 1913
Creator: Warrell, John D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Land-Surface Subsidence in the Texas Coastal Region

Description: Report on the land-surface subsidence in the Texas coastal region published in agreement with the U.S. Geological Survey. Includes information on the geography and topography of 5 different subregions of the Texas coastand maps of the different areas.
Date: November 1982
Creator: Ratzlaff, Karl W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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