{
  "version": "v0.3",
  "updated": "2026-06-21",
  "method": "Archival situation maps are first registered as source-linked reference geometries. A later pass should georeference raster sheets, trace front lines, and replace reference_schematic geometries with digitized_archival_geometry.",
  "steps": [
    "register item-level archival map URL",
    "download or link IIIF/raster asset where rights permit",
    "identify control points",
    "georeference raster",
    "trace front line / unit boundary",
    "store geometry_status=digitized_archival_geometry",
    "keep original reference geometry as prior version"
  ],
  "priority_targets": [
    "LOC Twelfth Army Group situation maps 1944-06-06 through 1945-07-26",
    "LOC Battle of the Bulge daily sequence",
    "Truman Library European Theater Newsmap 1945-04-24",
    "U.S. Army CMH campaign maps for Pacific and CBI"
  ]
}