41. Cross sections showing coal stratigraphy of the southwestern Powder River basin, Wyoming Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
42. A cultural guide map of African-American heritage in New England Author/Creator: H.M. Gousha (Firm) Publication/Creation: Malden, Mass. : Cline Transportation Service, [1991] Resource Type: Map Access & Availability: Loading