@misc{indiciae33e0f3765781,
  title = {Copyright Record Book Class R Vol 28 PART 1; Renewal Numbers 27000-27499; 1947-1948},
  year = {1947},
  url = {https://www.loc.gov/item/coprecbooks-00497889650/},
  note = {Source identifier: coprecbooks-00497889650}
}