@misc{indiciae7a5bb133cb1e,
  title = {Copyright Record Book Class R Vol 28 PART 2; Renewal Numbers 27500-27999; 1947-1948},
  year = {1947},
  url = {https://www.loc.gov/item/coprecbooks-00497889662/},
  note = {Source identifier: coprecbooks-00497889662}
}