{
  "title": "E.B. Palmer",
  "era": "Late sailing-form interpretation, c.1889–1892",
  "version": "1.1",
  "modelStatus": "Interpretive reconstruction; no original lines plan recovered",
  "detailLevel": "full",
  "units": "metres",
  "axes": {
    "up": "+Y",
    "bow": "-X",
    "starboard": "+Z"
  },
  "historicalDimensions": {
    "lengthFeet": 138,
    "beamFeet": 26,
    "depthOfHoldFeet": 10,
    "beamInferred": true,
    "holdDepthUnknown": false,
    "dimensionsSourceQuality": "secondary compilation"
  },
  "geometryReference": {
    "hullBowX": -21.031200000000002,
    "hullSternX": 21.031200000000002,
    "deckY": 3.45,
    "waterlineY": 2.45,
    "waterlineIsInferred": true
  },
  "bounds": {
    "min": [
      -28.200300760928208,
      0.0050000000000000044,
      -4.0474000000000006
    ],
    "max": [
      21.116200000000003,
      28.603120491740352,
      4.0474000000000006
    ]
  },
  "triangleCount": 66992,
  "trianglesByGroup": {
    "hull": 12950,
    "bulwarks": 9346,
    "fittings": 3068,
    "deck": 6484,
    "propulsion": 52,
    "anchors": 636,
    "deckhouses": 1056,
    "skylights": 60,
    "steering": 412,
    "cargo_hatches": 120,
    "hatch_covers": 264,
    "spars": 8924,
    "standing_rigging": 3456,
    "sails": 16044,
    "running_rigging": 2304,
    "ship_boat": 1816
  },
  "drawCalls": 55,
  "mastCount": 3,
  "supportsSails": true,
  "visibilityNodes": {
    "sails": "sails"
  },
  "deployedSailCount": 5,
  "inferredFeatures": [
    "Underwater hull lines and draft",
    "Exact colors, fittings, hatch layout and rigging routes",
    "Absolute spar heights and sail shapes"
  ],
  "configurationCaveat": "Recorded: three-masted schooner, 138 × 26 × 10 ft; rebuilt and renamed from Richard Morwood in 1889. Comparison-based: canal-sized hull, aft cabin and five display sails. The rebuild details and exact rig are unknown, and no intact portrait was inspected. This is a qualified overall likeness, not an exact 1892 configuration; the wreck attribution is also uncertain.",
  "sources": [
    {
      "title": "Great Lakes Shipwreck Files: E.B. Palmer",
      "url": "https://greatlakesrex.wordpress.com/p/",
      "use": "Secondary compilation: three-mast type, dimensions, aliases, 1889 rebuild; not verified enrollment"
    },
    {
      "title": "NOAA historical overview",
      "url": "https://sanctuaries.noaa.gov/science/condition/tbnms/history.html",
      "use": "North Point wreck-attribution uncertainty"
    },
    {
      "title": "WHS canaller archaeological context",
      "url": "https://www.wisconsinshipwrecks.org/Files/canaller-regional-context.pdf",
      "use": "Printed pp.37–38: Cornelia B. Windiate as comparable three-masted canaller; not direct Palmer evidence"
    }
  ],
  "revisedDate": "2026-09-08",
  "revisionNote": "Added sourced documentary features and repaired metadata and research-note formatting; this collection cleanup is not a new full historical or geometry audit.",
  "documentedFeatures": [
    "The historical compilation identifies a wooden three-masted schooner built by Waterbury in 1856. [Great Lakes Shipwreck Files: E.B. Palmer](https://greatlakesrex.wordpress.com/p/)",
    "Reported dimensions 138×26×10 ft; reef-wreck attribution remains qualified. [Great Lakes Shipwreck Files: E.B. Palmer](https://greatlakesrex.wordpress.com/p/)"
  ]
}