Geology and water resources of the Great Falls region, Montana.
- Washington, Govt. Print. Off., 1909.
- 89 p. illus., maps (one fold.) 23 cm.
- Water-supply paper, 221 .
- Water-supply paper (Geological Survey (U.S.)) ; no. 221. .
TC801.U2 no. 221 with : Water-supply investigations in Alaska, 1906-1907. Washington : Govt. Print. Off., 1908. Bound together subsequent to publication.
"Bibliography of the more important papers relating to the water resources of the Great Falls region, Montana": p. 9-10.