@misc{indiciae42cb13a863e1,
  title = {Watertable contour map, Boone to Fowler, Colorado, March 15 to 30, 1966},
  author = {John E. Moore and R. Theodore Hurr},
  year = {1966},
  doi = {10.3133/ofr6689},
  url = {https://pubs.usgs.gov/publication/ofr6689},
  note = {Source identifier: ofr6689}
}