@misc{indiciae84e123b7f1fa,
  title = {Copyright Record Book Class R Vol 74 PART 1; Renewal Numbers 73000-73499; 1951},
  year = {1951},
  url = {https://www.loc.gov/item/coprecbooks-00497913160/},
  note = {Source identifier: coprecbooks-00497913160}
}