@misc{indiciae96e7c8ea5a9c,
  title = {Experimental engineering. Vol. II. A treatise on the methods and machines used in the mechanical testing of materials of construction — Illustration, Page 252},
  year = {1901},
  url = {https://www.biodiversitylibrary.org/page/17511574},
  note = {Source identifier: page-17511574}
}