@misc{indiciae5e52ff39ee6a,
  title = {Construction materials in Smith County, Kansas},
  author = {F.E. Byrne and M.S. Houston and M. R. Mudge},
  year = {1948},
  doi = {10.3133/ofr4815g},
  url = {https://pubs.usgs.gov/publication/ofr4815G},
  note = {Source identifier: ofr4815G}
}