@misc{indiciae6d844354279a,
  title = {Preliminary report on the gypsum deposits near Iyoukeen Cove, Chicagof Island, southeastern Alaska},
  author = {George W. Flint and Edward Huntington Cobb},
  year = {1947},
  doi = {10.3133/ofr4720},
  url = {https://pubs.usgs.gov/publication/ofr4720},
  note = {Source identifier: ofr4720}
}