{
  "title": "Five dates around the earliest known Arsène Lupin story, 1899 to 1909",
  "description": "Five dates named on the page, from Hornung's book (copyright 1899) to the 1909 Doubleday novel Arsène Lupin, each with its source and any qualifier.",
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/",
  "creator": "Once Upon a Version",
  "page": "https://onceuponaversion.com/mystery-tellers/arsene-lupin-narrator/",
  "derived_from": [
    "BnF catalogue records cb32795534m and cb476253091; Je sais tout, 1905, part I (French Wikisource); Internet Archive records amateurcracksman00horn and arsnelupin00jepsiala; read 2026-11-03"
  ],
  "method": "Compiled by Once Upon a Version from the data listed",
  "data_credit": [
    "Five printings, Once Upon a Version, 2026-11-03"
  ]
}