{
  "title": "Plato's ditch: stadium and foot cases",
  "description": "Volume of Plato's ditch in six cases: three stadium lengths, with the 100 feet read as English feet or as local feet, each against the 1913 Panama figure.",
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/",
  "creator": "The What-If Observatory",
  "page": "https://whatifobservatory.com/utopias/atlantis/",
  "derived_from": [
    "Plato, Critias, Jowett translation",
    "Gardiner 1910",
    "Smith, Smaller Dictionary of Greek and Roman Antiquities",
    "Haskin 1913"
  ],
  "method": "Compiled by The What-If Observatory from the data listed"
}