@misc{indiciae582ef5b61e63,
  title = {Analytical data from samples of surficial deposits, Hampden Quadrangle, Massachusetts-Connecticut},
  author = {R. B. Colton and M. J. Mallory},
  year = {1971},
  doi = {10.3133/ofr7175},
  url = {https://pubs.usgs.gov/publication/ofr7175},
  note = {Source identifier: ofr7175}
}