@misc{indiciaef182f5c1f1e1,
  title = {Copyright Record Book Class R Vol 19 PART 1; Renewal Numbers 18000-18499; 1947},
  year = {1947},
  url = {https://www.loc.gov/item/coprecbooks-0049788990A/},
  note = {Source identifier: coprecbooks-0049788990A}
}