1. Geologic map of Tecuamburro Volcano and surrounding area, Guatemala = Mapa geológico del volcán Tecuamburro y área vecina, Guatemala Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
2. Mapa geológico de Venezuela a escala 1:750,000 Publication/Creation: [Reston, Va.?] : U.S. Geological Survey, 2006 Resource Type: Map Edition: Version 1.0. Access & Availability: Loading