@misc{indiciae647f9028f8c2,
  title = {Spirit leveling in California, 1896-1923: 36 degrees to 37 degrees latitude, 116 degrees to 117 degrees longitude},
  author = {Claude Hale Birdseye},
  year = {1925},
  doi = {10.3133/b766z},
  url = {https://pubs.usgs.gov/publication/b766Z},
  note = {Source identifier: b766Z}
}