1. Geologic map of Missouri Author/Creator: Missouri. Division of Geological Survey and Water Resources Publication/Creation: [Rolla] : [publisher not identified], 1961 Resource Type: Map Access & Availability: Loading
2. Geologic map of the Harrison 1⁰ x 2⁰ quadrangle, Missouri and Arkansas Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Map Access & Availability: Loading