Ekalaka National Forest
Ekalaka National Forest was established as the Ekalaka Forest Reserve in Montana on November 5, 1906 with 33,808 acres (136.82 km2). It became a National Forest on March 4, 1907. On July 1, 1908 it was absorbed by Sioux National Forest and the name was discontinued.
- Sioux Ranger District, Custer National Forest
- Forest History Society
- Listing of the National Forests of the United States and Their Dates (from the Forest History Society website) 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.