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  "path": "/live-smarter/money/valuable-vintage-cereal-boxes?utm_source=RSS",
  "publishedAt": "2026-06-10T18:00:00.000Z",
  "site": "https://www.mentalfloss.com",
  "textContent": "From Wheaties to Beatles-themed collectors' boxes, these are some of the most expensive vintage cereal boxes ever sold—with some even breaking the $20,000 threshold.",
  "title": "6 of the Most Valuable Vintage Cereal Boxes"
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