Geological Survey of Wyoming,2024-03-142024-03-1410.15786/13696471https://wyoscholar.uwyo.edu/handle/internal/9381https://doi.org/10.15786/13696471Early history of petroleum in Wyoming WSGS PubID: MP-trona-summaryenghttps://creativecommons.org/licenses/by/4.0/WSGSGeologyWyomingfigure