Big Belt National Forest was established as the Big Belt Forest Reserve by the United States Forest Service in Montana on October 3, 1905 with . It became a National Forest on March 4, 1907. On July 1, 1908 part of Big Belt was combined with Gallatin National Forest and the remainder with Helena National Forest. The name was discontinued.
See also List of forests in Montana
References
External links A RESOURCE FOR THE HISTORICAL GEOGRAPHY OF THE NATIONAL FOREST SYSTEM OF THE UNITED STATES Forest History Society:Listing of the National Forests of the United States Text from Davis, Richard C., ed. Encyclopedia of American Forest and Conservation History. New York: Macmillan Publishing Company for the Forest History Society, 1983. Vol. II, pp. 743-788.