@misc{indiciaeeb267b2a3de7,
  title = {Investigations of methods and equipment used in stream gaging, Part 1, Performance of current meters in water of shallow depth},
  author = {Charles Henry Pierce},
  year = {1941},
  doi = {10.3133/wsp868a},
  url = {https://pubs.usgs.gov/publication/wsp868A},
  note = {Source identifier: wsp868A}
}