{
  "title": "Sailor Boy",
  "era": "Photographed passenger-service career",
  "version": "1.1",
  "modelStatus": "Interpretive reconstruction; no original lines plan recovered",
  "detailLevel": "full",
  "units": "metres",
  "axes": {
    "up": "+Y",
    "bow": "-X",
    "starboard": "+Z"
  },
  "historicalDimensions": {
    "lengthFeet": 91,
    "beamFeet": 24,
    "depthOfHoldFeet": 6.5,
    "beamInferred": false,
    "holdDepthUnknown": false,
    "dimensionsSourceQuality": "Selected documentary baseline; see vessel research notes for length and beam conflicts"
  },
  "geometryReference": {
    "hullBowX": -13.868400000000001,
    "hullSternX": 13.868400000000001,
    "deckY": 2.65,
    "waterlineY": 1.8,
    "waterlineIsInferred": true
  },
  "bounds": {
    "min": [
      -13.946100789654789,
      0.0050000000000000044,
      -3.742600000000001
    ],
    "max": [
      14.009100000000002,
      13.050454470341688,
      3.742600000000001
    ]
  },
  "triangleCount": 49690,
  "trianglesByGroup": {
    "hull": 12668,
    "bulwarks": 9092,
    "fittings": 2324,
    "deck": 6042,
    "propulsion": 206,
    "anchors": 636,
    "deckhouses": 8896,
    "passenger_decks": 180,
    "forward_cabin": 106,
    "pilothouse": 36,
    "steering": 412,
    "promenade_rails": 2432,
    "gallery_posts": 704,
    "passenger_seating": 1152,
    "promenade_canopy": 4004,
    "machinery": 392,
    "standing_rigging": 72,
    "ventilators": 240,
    "staffs": 96
  },
  "drawCalls": 48,
  "mastCount": 0,
  "supportsSails": false,
  "visibilityNodes": {
    "canopy": "promenade_canopy"
  },
  "deployedSailCount": 0,
  "inferredFeatures": [
    "Underwater hull lines and draft",
    "Exact colors, fittings, hatch layout and rigging routes"
  ],
  "configurationCaveat": "Multiple photographs guide the forward wheelhouse, open upper gallery, central funnel and roof-carried boats. Cabin divisions, seating, hull lines and paint details are interpreted. Sources disagree on the fire year; the preserve and detailed history support 1923. No sailing rig is asserted.",
  "sources": [
    {
      "title": "Brendon Baillod — Sailor Boy history and historical passenger-service photographs",
      "url": "https://www.baillod.com/shipwreck/keweenaw/sailor.html"
    },
    {
      "title": "Michigan Underwater Preserves Council — Keweenaw Underwater Preserve, 1923 wreck listing",
      "url": "https://www.michiganpreserves.org/keweenaw-underwater-preserve/"
    },
    {
      "title": "Brendon Baillod — Shipwrecks of the Keweenaw Waterway, conflicting fire year",
      "url": "https://prezi.com/p/7ggivfwfguwk/shipwrecks-of-the-keweenaw-waterway/"
    }
  ],
  "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": [
    "Wooden steamer built by F.W. Wheeler and G.F. Williams at West Bay City in 1891, US116393, Wheeler hull #79. [Brendon Baillod — Sailor Boy history and historical passenger-service photographs](https://www.baillod.com/shipwreck/keweenaw/sailor.html)",
    "Recorded dimensions 91×24×6.5 ft. [Brendon Baillod — Sailor Boy history and historical passenger-service photographs](https://www.baillod.com/shipwreck/keweenaw/sailor.html)"
  ]
}