1. Map showing structure contours on the top of the upper Jurassic Morrison Formation, Powder River Basin, Wyoming and Montana Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
2. Paleotectonic maps, Jurassic system Publication/Creation: Washington, D.C. : U.S. Geological Survey, 1956 Resource Type: Map Access & Availability: Loading