{
  "name": "Vinland Map: tests and published readings, 1965 to 2021",
  "desc": "Vinland Map: tests and published readings, 1965 to 2021. Compiled by Hoax and Hindsight, 2026-11-05. License of this compilation: CC BY 4.0. Column sources: year, examined_by, method, sample, finding and qualifier = Yale News, September 1, 2021 (rows 1-2 and 7-15); Katherine L. Brown and Robin J. H. Clark, Analytical Chemistry 74 (2002), 3658-3661, abstract (row 4); D. J. Donahue, J. S. Olin and G. Harbottle, Radiocarbon 44 (2002), 45-52, abstract (rows 1 and 5); Helen Wallis, Bulletin du bibliophile (1991), abstract, translated by Hoax and Hindsight (rows 1 and 3); M. W. Richey, Journal of Navigation (1966), abstract (row 1); Jacqueline S. Olin, Analytical Chemistry 75 (2003), 6745-6747, abstract (row 6); later_disputed_by and dispute_year = K. R. Ludwig, Radiocarbon 44 (2002), 597-598, abstract; Kenneth M. Towe and Robin J. H. Clark, Analytical Chemistry 76 (2004), titles; Michael Henchman, Analytical Chemistry 76 (2004), 2674, abstract; reading = this page's short label for each finding. All findings are in this site's own words; no text of these sources is reproduced. One row per finding or published reading. Facts from sources that do not permit reuse are not included in this file; see the article's Exhibits.",
  "lic": "CC BY 4.0",
  "lic_url": "https://creativecommons.org/licenses/by/4.0/",
  "by": "Hoax and Hindsight",
  "url": "https://hoaxandhindsight.com/proven-fakes/vinland-map/",
  "from": [
    "Yale News, September 1, 2021",
    "Katherine L. Brown and Robin J. H. Clark, Analytical Chemistry 74 (2002), abstract",
    "D. J. Donahue, J. S. Olin and G. Harbottle, Radiocarbon 44 (2002), abstract",
    "K. R. Ludwig, Radiocarbon 44 (2002), abstract",
    "Helen Wallis, Bulletin du bibliophile (1991), abstract",
    "M. W. Richey, Journal of Navigation (1966), abstract",
    "Jacqueline S. Olin, Analytical Chemistry 75 (2003), abstract",
    "Michael Henchman, Analytical Chemistry 76 (2004), abstract"
  ],
  "how": "Compiled by Hoax and Hindsight from the data listed",
  "data_by": [
    "Yale News (September 1, 2021); published abstracts of the Vinland Map studies of 1966–2004 listed in the Exhibits"
  ]
}