@misc{indiciae73a6c2b38699,
  title = {Static Thrust and Power Characteristics of Six Full-Scale Propellers},
  author = {Hartman, Erwin P and Biermann, David},
  year = {1940},
  url = {https://ntrs.nasa.gov/citations/19930091761},
  note = {Source identifier: 19930091761}
}