@misc{indiciae3c1766526c77,
  title = {Map of the territory of the United States from the Mississippi River to the Pacific Ocean : ordered by Jeff' Davis, Secretary of War to accompany the reports of the explorations for a railroad route},
  author = {warren, g. k. (gouverneur kemble) and fillmore, millard and freyhold, edward and united states. war department and bien, julius},
  year = {1858},
  url = {https://www.loc.gov/item/gm71000831/},
  note = {Source identifier: gm71000831}
}