{
  "title": "Bolte and Polívka vol. 1: the 66 entries and what each names as a source",
  "description": "One row per entry in volume 1 of Bolte and Polívka’s notes (66 entries for Grimm tales nos. 1–60 and six texts dropped after 1812): number in the 1857 edition, the edition the entry opens with, the earlier text it replaced, who is named for the earlier text and for the base telling of the new text, how certain each of those names is, what the entry names as a source, the opening words and page, and a qualifier where the entry hedges a name or keeps part of an earlier telling. Quotations are from the public-domain edition linked in source_url.",
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/",
  "creator": "Once Upon a Version",
  "page": "https://onceuponaversion.com/tellings/grimm-informants/",
  "derived_from": [
    "Johannes Bolte and Jiří Polívka, Anmerkungen zu den Kinder- und Hausmärchen der Brüder Grimm, vol. 1 (Leipzig: Dieterich, 1913), German Wikisource transcription of the 66 entries, https://de.wikisource.org/wiki/Anmerkungen_zu_den_Kinder-_und_Hausm%C3%A4rchen_der_Br%C3%BCder_Grimm_I, read 2026-11-03"
  ],
  "method": "Compiled by Once Upon a Version from the data listed",
  "data_credit": [
    "Bolte and Polívka, Anmerkungen, vol. 1 (1913), German Wikisource transcription, retrieved 2026-11-03"
  ]
}