{
  "title": "Monohansett",
  "era": "Photographed two-funnel career form",
  "version": "1.1",
  "modelStatus": "Interpretive reconstruction; no original lines plan recovered",
  "detailLevel": "full",
  "units": "metres",
  "axes": {
    "up": "+Y",
    "bow": "-X",
    "starboard": "+Z"
  },
  "historicalDimensions": {
    "lengthFeet": 164.8,
    "beamFeet": 31.9,
    "depthOfHoldFeet": 9.4,
    "beamInferred": false,
    "holdDepthUnknown": false,
    "dimensionsSourceQuality": "Selected documentary baseline; see vessel research notes for length and beam conflicts"
  },
  "geometryReference": {
    "hullBowX": -25.115520000000004,
    "hullSternX": 25.115520000000004,
    "deckY": 4.1,
    "waterlineY": 2.8,
    "waterlineIsInferred": true
  },
  "bounds": {
    "min": [
      -25.185310960463,
      0.0050000000000000044,
      -4.946560000000001
    ],
    "max": [
      25.193803052028965,
      28.104074728485244,
      4.946560000000001
    ]
  },
  "triangleCount": 45142,
  "trianglesByGroup": {
    "hull": 12668,
    "bulwarks": 9476,
    "fittings": 2892,
    "deck": 8030,
    "propulsion": 208,
    "anchors": 636,
    "deckhouses": 3792,
    "pilothouse": 36,
    "steering": 412,
    "machinery": 176,
    "spars": 1928,
    "standing_rigging": 2256,
    "cargo_hatches": 180,
    "hatch_covers": 396,
    "ship_boat": 1816,
    "ventilators": 240
  },
  "drawCalls": 48,
  "mastCount": 2,
  "supportsSails": false,
  "visibilityNodes": {
    "hatches": "hatch_covers"
  },
  "deployedSailCount": 0,
  "inferredFeatures": [
    "Underwater hull lines and draft",
    "Exact colors, fittings, hatch layout and rigging routes"
  ],
  "configurationCaveat": "This depicts the photographed two-mast, two-funnel configuration. A later coal-carrier image is described with one mast and one funnel. The original dimensions come from archaeological research; this is not the final voyage configuration.",
  "sources": [
    {
      "title": "NOAA vessel record",
      "url": "https://thunderbay.noaa.gov/shipwrecks/monohansett.html",
      "use": "Identity, dimensions, history and surviving evidence"
    },
    {
      "title": "ECU Monohansett archaeological report",
      "url": "https://maritimestudies.ecu.edu/wp-content/pv-uploads/sites/92/2020/01/ecur013.pdf",
      "use": "Read historical text, printed pp. 30–35: dimensions, changing rig and funnel count, and fore/aft deckhouse arrangement. PDF image rendering/download was unavailable; photographs were separately inspected on Commons."
    },
    {
      "title": "Historical Monohansett photograph",
      "url": "https://commons.wikimedia.org/wiki/File:Monohansett.png",
      "use": "Inspected two masts, twin funnels, forward wheelhouse and aft machinery house. This is an earlier career form, not the reduced late coal-carrier form."
    }
  ],
  "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": [
    "NOAA identifies a wooden screw vessel built in 1872 and lost in 1907. [NOAA vessel record](https://thunderbay.noaa.gov/shipwrecks/monohansett.html)"
  ]
}