@misc{indiciaed2cffd235b58,
  title = {Geology of a part of the Felch Mountain iron range, Michigan},
  author = {Carl A. Lamey},
  year = {1949},
  doi = {10.3133/ofr4935},
  url = {https://pubs.usgs.gov/publication/ofr4935},
  note = {Source identifier: ofr4935}
}