title: R.W. Stallman (1924-1977)--an underappreciated contributor to hydrogeology.
authors.affiliation: US Geological Survey, Lakewood, CO 80225, USA. epweeks@usgs.gov
authors.forename: E P
authors.initials: EP
authors.lastname: Weeks
mesh_terms: D005844:Geology / Q000266:history*; D049673:History, 20th Century; D014481:United States; D014867:Water
chemical_list: D014867:Water