@misc{indiciaecf99816ce30e,
  title = {The Marquette iron-bearing district of Michigan, with atlas},
  author = {Charles Richard Van Hise and William Shirley Bayley and Henry Lloyd Smyth},
  year = {1897},
  doi = {10.3133/m28},
  url = {https://pubs.usgs.gov/publication/m28},
  note = {Source identifier: m28}
}