@misc{1172196,
  author = {William K Hatt},
  title = {Design and construction of building exits/:},
  year = {1935},
  month = {1935-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.MP.151},
  language = {en},
}