1. DEPTH : a system for the display of elementary petroleum themes Author/Creator: Fulton, Patricia, author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1983 Format: Book Access & Availability: Loading
2. Geoindex Author/Creator: Fulton, Patricia, author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1982 Format: Book Access & Availability: Loading