@misc{indiciae2648b2b9cf9d,
  title = {Map of the country embracing the various routes surveyed for the Balt. \& Ohio Rail Road by order of the Board of Engineers},
  author = {barney, joshua},
  year = {1831},
  url = {https://www.loc.gov/item/gm70005000/},
  note = {Source identifier: gm70005000}
}