Smith County, Texas : records of wells, drillers'logs, water analyses, and map showing location of wells
Geological Survey (U.S.)
United States. Work Projects Administration
Texas Board of Water Engineers
Map of Smith County, Texas. Analyses made, map prepared, data assembled, and report mimeographed by Works Progress Administration Project 6507-5112."Sponsored by the State Board of Water Engineers with the Bureau of Industrial Chemistry of The University of Texas and the U.S. Geological Survey cooperating."