@misc{indiciae30c895209400,
  title = {Elmira soaring contest, 1930},
  author = {Hirth, Wolfram K E and Schempp, Martin H and Herrick, Jack},
  year = {1931},
  url = {https://ntrs.nasa.gov/citations/19930094803},
  note = {Source identifier: 19930094803}
}