@misc{indiciae3e951d691d7c,
  title = {History of the topographic branch (division)},
  author = {Richard T. Evans and Helen M. Frye},
  year = {2009},
  doi = {10.3133/cir1341},
  url = {https://pubs.usgs.gov/publication/cir1341},
  note = {Source identifier: cir1341}
}