{
  "barcode": {
    "new": "0 17814 83615 2"
  },
  "comments": {
    "old": "MCN unverified"
  },
  "edition": {
    "new": "Original"
  },
  "legacy": {
    "cdtext_catalog": {
      "new": "0000000000000"
    },
    "write_offset": {
      "new": "0"
    }
  },
  "ring_codes": {
    "new": "DISC MFG, INC. (H)\tW.O. 53160-2\t53160\nDISC MFG, INC. (H)\tW.O. 53160-1\t53160",
    "old": "DISC MFG, INC. (H)\tW.O. 53160-2\t53160"
  }
}