@misc{indiciae7ee10ba1749a,
  title = {Map and profile of the Gettysburg Rail Road as surveyed by order of the legislature of Pennsylvania, 1839},
  author = {campbell, henry r. and gettysburg railroad},
  year = {1839},
  url = {https://www.loc.gov/item/98688668/},
  note = {Source identifier: 98688668}
}