http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
records of wells, driller's logs, water analyses, and map showing location of wells
"Prepared in cooperation with the United States Department of the Interior, Geological Survey."
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 506.3
USAIN state and local literature preservation project, Texas ; reel 506.3