Evaluating the Ground-Water Resources of the High Plains of Texas: Volume 3 (open access)

Evaluating the Ground-Water Resources of the High Plains of Texas: Volume 3

Third volume of a report documenting a study to map the High Plains aquifer and obtain data about various measurements and aspects of the aquifer. This volume provides "supporting basic data including records of wells and county maps depicting well locations, elevation of base of aquifer, elevation of water levels in 1980, and saturated thicknesses in 1980" for the middle third of the study area. It includes tabular data and mapped information.
Date: August 1984
Creator: Knowles, Tommy R.; Nordstrom, Philip L. & Klemt, William B.
Object Type: Report
System: The Portal to Texas History
Truck Brake Appliance (open access)

Truck Brake Appliance

Patent for a truck brake appliance. Illustrations included.
Date: August 30, 1910
Creator: Saxon, Andrew L.
Object Type: Patent
System: The Portal to Texas History