@misc{indiciae99a8ba2a0edf,
  title = {Map of the rail road surveys between Hillsborough \& Chillicothe. Executed in February, March \& April 1851 under the direction of B. H. Latrobe, civil engineer,},
  author = {cramer, charles and onken's lith and morris, ellwood},
  year = {1851},
  url = {https://www.loc.gov/item/gm70005007/},
  note = {Source identifier: gm70005007}
}