@misc{indiciae6ea479ebaefb,
  title = {Spirit leveling in California, 1896-1923: 34 degrees to 35 degrees latitude, 115 degrees to 116 degrees longitude},
  author = {Claude Hale Birdseye},
  year = {1925},
  doi = {10.3133/b766l},
  url = {https://pubs.usgs.gov/publication/b766L},
  note = {Source identifier: b766L}
}