Bibliographic Reference | DeBruin, R.H., and Greer, P.L., comps., 1986, Index map to geologic maps for Wyoming included in 1928–1949 graduate theses from the University of Wyoming: Geological Survey of Wyoming [Wyoming State Geological Survey] Map Series 9N, scale 1:1,000,000. |
Map Dimensions | approx. 26" x 33" |