@misc{indiciaec73b3ad62a26,
  title = {Laboratory arts; a teacher's handbook dealing with materials and tools used in the contruction, adjustment, and repair of scientific instruments — Illustration, Page 45},
  year = {1908},
  url = {https://www.biodiversitylibrary.org/page/18702655},
  note = {Source identifier: page-18702655}
}