{
    "type": "product",
    "name": "Thornton-pickardmfg. Co. Ruby Stereo",
    "url": "https://www.cameraworth.com/t/thornton-pickardmfg-co/ruby-stereo/",
    "brand": {
        "name": "Thornton-pickardmfg. Co.",
        "url": "https://www.cameraworth.com/t/thornton-pickardmfg-co/"
    },
    "answer": "The Thornton-pickardmfg. Co. Ruby Stereo sells for about £575 (median of only 4 recorded sales, 2002–2017; indicative, old).",
    "figure": {
        "grade": "indicative",
        "grade_label": "Indicative",
        "modifiers": [
            "old"
        ],
        "n": 4,
        "median_gbp": 575,
        "middle_half_gbp": null,
        "period": [
            "2002-12-11",
            "2017-10-20"
        ],
        "last_3_years": null,
        "pools": null,
        "one_sale_moves_this": {
            "without_lowest": 700,
            "without_flagged": null,
            "without_highest": 450
        },
        "extras": {
            "median_usd": 852,
            "median_eur": 798,
            "note": "USD and EUR from each sale converted at its month’s ECB rate"
        },
        "basis": "Auction hammer prices with the buyer’s premium removed; eBay as sold"
    },
    "reason": null,
    "versions": [],
    "set_apart": {
        "awaiting": {
            "label": "Awaiting classification",
            "n": 1,
            "min_gbp": 620,
            "max_gbp": 620,
            "median_gbp": null
        }
    },
    "version_status": null,
    "book_guide": null,
    "sales_shown": [
        {
            "id": 21556,
            "date": "2022-01-26",
            "venue": "Flints Auctions",
            "title": "A Thornton Pickard Ruby Stereo Mahogany & Brass Folding Camera Outfit",
            "price": 769,
            "currency": "GBP",
            "gbp": 620,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": false,
            "set_apart": "awaiting",
            "flags": [],
            "source_url": null,
            "lot": "354"
        },
        {
            "id": 48245,
            "date": "2017-10-20",
            "venue": "Flints Auctions",
            "title": "A Thornton-Pickard 'Ruby' Stereo Half Plate Field Camera",
            "price": 540,
            "currency": "GBP",
            "gbp": 450,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "193"
        },
        {
            "id": 79611,
            "date": "2015-07-01",
            "venue": "Special Auction Services",
            "title": "A Thornton Pickard Ruby Stereo Mahogany Field Camera",
            "price": 800,
            "currency": "GBP",
            "gbp": 800,
            "basis": "hammer",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": "https://web.archive.org/web/20150709033306/http://www.specialauctionservices.com:80/large/cm010715/lot0366.html",
            "lot": "366"
        },
        {
            "id": 19362,
            "date": "2003-05-09",
            "venue": "Christie's",
            "title": "Ruby stereoscopic field camera",
            "price": 411,
            "currency": "GBP",
            "gbp": 350,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": "https://www.christies.com/en/lot/lot-4088839?ldp_breadcrumb=back",
            "lot": "246"
        },
        {
            "id": 16537,
            "date": "2002-12-11",
            "venue": "Christie's",
            "title": "Stereo Unit Folding Ruby camera",
            "price": 822,
            "currency": "GBP",
            "gbp": 700,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": "https://www.christies.com/en/lot/lot-4028315?ldp_breadcrumb=back",
            "lot": "90"
        }
    ],
    "sales_ledger": "https://www.cameraworth.com/t/thornton-pickardmfg-co/ruby-stereo/sales/",
    "citation": "“Thornton-pickardmfg. Co. Ruby Stereo: about £575, the median of 4 recorded sales, 2002–2017 (Indicative, method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/t/thornton-pickardmfg-co/ruby-stereo/",
    "method": {
        "version": 1,
        "url": "https://www.cameraworth.com/methodology/"
    },
    "computed_at": "2026-10-08 00:10:00.968880",
    "attribution": "Data from cameraworth.com — a public register of what cameras and lenses actually sold for. Cite the page URL and the retrieval date; see /methodology/ for how each figure is made."
}