1. Geologic map of Cape Cod and the Islands, Massachusetts Author/Creator: Oldale, Robert N., cartographer Publication/Creation: [Reston, Virginia] : U.S. Geological Survey, 1986 Resource Type: Map Access & Availability: Loading
2. Geologic map of upper Eocene to Holocene volcanic and related rocks of the Cascade Range, Oregon Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Map Distribution [distributor] Resource Type: Map Access & Availability: Loading