{
  "name": "Shift between the halves of the Broadway card",
  "desc": "One measured point per row on Met 1980.1056.3: the box measured on the left half, how many patches matched, the offset to the right half and the shift against the far buildings, all in pixels of the 3871-pixel Commons scan; this site’s measurement by normalized cross-correlation, not converted to millimeters.",
  "lic": "CC BY 4.0",
  "lic_url": "https://creativecommons.org/licenses/by/4.0/",
  "by": "Flickers & Tintypes",
  "url": "https://flickersandtintypes.com/photo-objects/stereograph/",
  "from": [
    "Metropolitan Museum of Art DP218027, Wikimedia Commons original (3871 x 2123, sha256 d0ea65d568fe16b0dc99d18fa359180067cab7722d2f75955c5b215efbd486d5)"
  ],
  "how": "Compiled by Flickers & Tintypes from the data listed"
}