41. Resources of low-volatile bituminous coal and semianthracite in west-central Arkansas, 1978 Author/Creator: Haley, Boyd Raymond, 1922- author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1987 Resource Type: Book Access & Availability: Loading
42. Water level and saturated thickness maps of the alluvial aquifer in eastern Arkansas, 1984 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Little Rock, Arkansas : U.S. Department of the Interior, U.S. Geological Survey, 1986 Resource Type: Map Access & Availability: Loading
43. Water use in Arkansas, 1982 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Little Rock, Arkansas : Department of the Interior, U.S. Geological Survey, 1986 Resource Type: Map Access & Availability: Loading
44. Extent and source of saltwater intrusion into the alluvial aquifer near Brinkley, Arkansas, 1984 Author/Creator: Morris, Edward E., author Publication/Creation: Little Rock, Arkansas : United States Department of the Interior, Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
45. Maps showing altitude of the potentiometric surface and changes in water level of the Sparta sand and Memphis sand aquifers in eastern Arkansas, spring 1985 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Little Rock, Arkansas] : Department of the Interior, United States Geological Survey, 1986 Resource Type: Map Access & Availability: Loading
46. Maps showing altitude of the potentiometric surface and changes in water level of the Sparta sand and Memphis sand aquifers in Eastern Arkansas, spring 1984 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Little Rock, Ark. : U.S. Geological Survey, [1985] Resource Type: Map Access & Availability: Loading
47. Occurrence of saltwater in the alluvial aquifer in the Boeuf-Tensas Basin, Arkansas Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
48. Maps showing altitude of the potentiometric surface and changes in water levels of the alluvial aquifer in eastern Arkansas, Spring 1983 Author/Creator: Edds, Joe, 1924- cartographer Publication/Creation: [Litte Rock, Arkansas] : U.S. Department of the Interior, U.S. Geological Survey, [1984] Resource Type: Map Access & Availability: Loading
49. Maps showing altitude of the potentiometric surface and changes in water level of the Sparta sand and Memphis sand aquifers in Eastern Arkansas, spring 1983 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Little Rock, Arkansas] : U.S. Department of the Interior, U.S. Geological Survey, 1984 Resource Type: Map Access & Availability: Loading
50. Water use in Arkansas, 1981 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Little Rock, Ark.] : U.S. Department of the Interior, U.S. Geological Survey, 1984 Resource Type: Map Access & Availability: Loading