@misc{indiciae99d10d3b1d97,
  title = {Water-table, surface-drainage, and engineering soils map of the Milton quadrangle, Delaware},
  author = {Durward H. Boggess and John K. Adams and O. J. Coskery},
  year = {1964},
  doi = {10.3133/ha102},
  url = {https://pubs.usgs.gov/publication/ha102},
  note = {Source identifier: ha102}
}