See T. A. Larson, History of Wyoming (1966, 2d rev. ed. 1979); The Historical Encyclopedia of Wyoming, pub. by the Wyoming Historical Institute (2 vol., 1970); L. M. Woods, The Wyoming Country Before Statehood (1971); L. and O. H. Bonney, Guide to the Wyoming Mountains and Wilderness (1977); R. H. Brown, Wyoming, A Geography (1980); T. Treadway, Wyoming (1982); P. Roberts and D. L. Roberts, Wyoming Almanac (1988).
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