@misc{indiciae9a3570fdd722,
  title = {Recent activity of glaciers of Mount Rainier, Washington},
  author = {Robert S. Sigafoos and E. L. Hendricks},
  year = {1972},
  doi = {10.3133/pp387b},
  url = {https://pubs.usgs.gov/publication/pp387B},
  note = {Source identifier: pp387B}
}