@misc{indiciae026103bbe47e,
  title = {List of intensities, epicentral distances, and azimuths for the 1897 Giles County, Virginia, earthquake and the 1969 Elgood, West Virginia, earthquake},
  author = {G. A. Bollinger and Carl W. Stover},
  year = {1978},
  doi = {10.3133/ofr781017},
  url = {https://pubs.usgs.gov/publication/ofr781017},
  note = {Source identifier: ofr781017}
}