@misc{indiciaec58d19cab48a,
  title = {Contributions to the hydrology of the United States, 1916},
  author = {Nathan C. Grover},
  year = {1917},
  doi = {10.3133/wsp400},
  url = {https://pubs.usgs.gov/publication/wsp400},
  note = {Source identifier: wsp400}
}