1. Map showing wells drilled to depths [greater than or equal to] 20,000 feet in the north-central Gulf Coast region Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, VA : U.S. Geological Survey, 1992 Resource Type: Map Access & Availability: Loading
2. Map showing wells drilled to depths [greater than or equal to] 15,000 feet in the north-central Gulf Coast region Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, VA : U.S. Geological Survey, 1992 Resource Type: Map Access & Availability: Loading
3. Map showing wells drilled to depths [greater than or equal to] 10,000 feet in the north-central Gulf Coast region Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, VA : U.S. Geological Survey, 1992 Resource Type: Map Access & Availability: Loading