A brief history of contributions to ground water hydrology by the U.S. Geological Survey.
Reilly
Thomas E
TE
Office of Ground Water, US Geological Survey, 411 National Center, Reston, VA 20192, USA. tereilly@usgs.gov
D056246:Chemistry, Analytic / Q000266:history / Q000379:methods; D003247:Conservation of Natural Resources; D005844:Geology / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D012987:Soil; D014481:United States; D014867:Water / Q000737:chemistry; D014872:Water Movements; D014881:Water Supply / Q000266:history*
D012987:Soil; D014867:Water