http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
records of wells and springs, drillers' logs and water analyses, and map showing location of wells and springs
"Prepared in cooperation with the Geological Survey, United States Department of the Interior, the Bureau of Industrial Chemistry of The University of Texas, and the Work Projects Administration."
Microfilm. College Station, Tex. : Microfilmed by Southwest Micropublishing, Inc. on behalf of Texas A&M University General Libraries, 2000. 1 microfilm reel ; 35 mm. (USAIN state and local literature preservation project, Texas ; reel 510.6)
USAIN state and local literature preservation project, Texas ; reel 510.6