@misc{indiciae152c5a2b6ba0,
  title = {Map of the Pennsylvania Rail Road, from Harrisburg to Pittsburg [sic] and of the Columbia \& Lancaster \& Harrisburg R.R.s from Philadelphia to Harrisburg. H. Haupt, Chf. Eng., J. P. \& J. Lesley, Jr. Topographers, J. G. Shoemaker, engr},
  author = {haupt, h. and pennsylvania railroad},
  year = {1855},
  url = {https://www.loc.gov/item/98688763/},
  note = {Source identifier: 98688763}
}