@misc{indiciaed366af6aabb9,
  title = {Magnus's county map of the United States, showing the forts, railroads, canals, and navigable waters. Published to trace the progress of operations by the government, as they occur, during the War of the Rebellion},
  author = {magnus, charles},
  year = {1862},
  url = {https://www.loc.gov/item/99447086/},
  note = {Source identifier: 99447086}
}