Author Details for "Johnson, Willard D."
| Title | Author(s) | Publication | Year | Online Access |
|---|---|---|---|---|
| The High Plains and their utilization | Johnson, Willard D. | U.S. Geological Survey, Annual Report no. 21, pt. 4 (Hydrography), pp. 601-741 | 1901 | N/A |
| The High Plains and their utilization [conclusion] | Johnson, Willard D. | U.S. Geological Survey, Annual Report no. 22, pt. 4 (Hydrography), pp. 631-669 | 1902 | N/A |