A field guide to irrigation in the lower Rio Grande Valley containing information about all the districts in the lower Rio Grande Valley, as collected by Lila Knight and her associates from experts in the field and government documents.

Technical report outlining the guidelines and standards of uniformity for the Historic Programmatic Section 4(f) Evaluation documents. The guidelines provide the Texas Department of Transportation with recommendations on gathering technical and engineering information for establishing a project's purpose and need as well as sufficient justification for the alternatives considered and measures to minimize harm. The standards of uniformity outlines the information, graphics, maps, and photographs required for evaluations.