@misc{indiciae0a5bbf49bed4,
  title = {The elements of electrical engineering; a text book for technical schools and colleges. Vol. I. Direct current machines; electric distribution and lighting — Illustration, Page 107},
  year = {1907},
  url = {https://www.biodiversitylibrary.org/page/17499913},
  note = {Source identifier: page-17499913}
}