@misc{indiciae7c527cd26813,
  title = {Geologic map of the North Truro quadrangle, Barnstable County, Massachusetts},
  author = {Carl Koteff and Robert N. Oldale and Joseph H. Hartshorn},
  year = {1967},
  doi = {10.3133/gq599},
  url = {https://pubs.usgs.gov/publication/gq599},
  note = {Source identifier: gq599}
}