Most of us don't have to look for water. We grew up either in big cities where there was a public water supply, or in small towns or on farms where the water came from wells. But there are some people to whom finding a new supply of water is vitally important.
|Title||A primer on ground water|
|Authors||Helene L. Baldwin, C. L. McGuinness|
|Publication Subtype||USGS Unnumbered Series|
|Series Title||General Interest Publication|
|Record Source||USGS Publications Warehouse|