@misc{indiciae3a6932e2fc20,
  title = {Preliminary report on the Passamaquoddy bedrock survey, July-August, 1951},
  author = {William Ogden Smith and J. E. Upson},
  year = {1952},
  doi = {10.3133/ofr52140},
  url = {https://pubs.usgs.gov/publication/ofr52140},
  note = {Source identifier: ofr52140}
}