@misc{indiciaee98416ad4d19,
  title = {Map of the Mine Hill \& Schuylkill Haven R.R. \& branches},
  author = {p.s. duval \& co and mine hill and schuylkill haven railroad company},
  year = {1857},
  url = {https://www.loc.gov/item/98688719/},
  note = {Source identifier: 98688719}
}