@misc{indiciae92c9b12f81b2,
  title = {Preliminary bedrock, surficial, and structural data maps of the Southbridge Quadrangle, Massachusetts and Connecticut},
  author = {George E. Moore},
  year = {1978},
  doi = {10.3133/ofr78220},
  url = {https://pubs.usgs.gov/publication/ofr78220},
  note = {Source identifier: ofr78220}
}