@misc{indiciae0d660091a7b6,
  title = {Copyright Record Book Class R Vol 59 PART 2; Renewal Numbers 58500-58999; 1950},
  year = {1950},
  url = {https://www.loc.gov/item/coprecbooks-00497912908/},
  note = {Source identifier: coprecbooks-00497912908}
}