@misc{indiciae1bb61ee0c747,
  title = {The Texture of Paleozoic Sandstones and Sandy Limestones in the Appalachian Basin},
  author = {Gordon Rittenhouse and Elaine Cather},
  year = {1946},
  doi = {10.3133/ofr462},
  url = {https://pubs.usgs.gov/publication/ofr462},
  note = {Source identifier: ofr462}
}