{
    "type": "product",
    "name": "Micro Precision Products (MPP) MPP Monorail 4x5",
    "url": "https://www.cameraworth.com/m/micro-precision-products-mpp/mpp-monorail-4x5/",
    "brand": {
        "name": "Micro Precision Products (MPP)",
        "url": "https://www.cameraworth.com/m/micro-precision-products-mpp/"
    },
    "answer": "The Micro Precision Products (MPP) MPP Monorail 4x5 sells for about £70 (median of only 9 recorded sales, 2003–2026; indicative).",
    "figure": {
        "grade": "indicative",
        "grade_label": "Indicative",
        "modifiers": [],
        "n": 9,
        "median_gbp": 70,
        "middle_half_gbp": null,
        "period": [
            "2003-11-18",
            "2026-01-06"
        ],
        "last_3_years": null,
        "pools": null,
        "one_sale_moves_this": {
            "without_lowest": 95,
            "without_flagged": 68,
            "without_highest": 68
        },
        "extras": {
            "median_usd": 93,
            "median_eur": 80,
            "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": [],
    "version_status": null,
    "book_guide": null,
    "sales_shown": [
        {
            "id": 3616,
            "date": "2026-01-06",
            "venue": "Flints Auctions",
            "title": "An MPP Monorail Camera Body",
            "price": 81,
            "currency": "GBP",
            "gbp": 65,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [
                "title_miss"
            ],
            "source_url": null,
            "lot": "297"
        },
        {
            "id": 3578,
            "date": "2025-10-21",
            "venue": "Chiswick Auctions",
            "title": "A MPP Micro Precision Products Ltd Monorail War Ministry Large Format Camera",
            "price": 88,
            "currency": "GBP",
            "gbp": 70,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [
                "title_miss"
            ],
            "source_url": null,
            "lot": "313"
        },
        {
            "id": 3671,
            "date": "2025-07-25",
            "venue": "Flints Auctions",
            "title": "A Micro Precision Products 4x5 Technical Camera",
            "price": 69,
            "currency": "GBP",
            "gbp": 55,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "216"
        },
        {
            "id": 3653,
            "date": "2025-05-20",
            "venue": "Special Auction Services",
            "title": "A M.P.P. 5 x 4 Monorail Camera",
            "price": 130,
            "currency": "GBP",
            "gbp": 130,
            "basis": "hammer",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [
                "title_miss"
            ],
            "source_url": null,
            "lot": "72"
        },
        {
            "id": 3605,
            "date": "2024-07-15",
            "venue": "Flints Auctions",
            "title": "An MPP Monorail Camera Body Framework",
            "price": 69,
            "currency": "GBP",
            "gbp": 55,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [
                "title_miss"
            ],
            "source_url": null,
            "lot": "191"
        },
        {
            "id": 3634,
            "date": "2021-05-05",
            "venue": "Harper Field",
            "title": "MPP Monorail camera together with film holders, roll film back and two MPP cases",
            "price": 170,
            "currency": "GBP",
            "gbp": 170,
            "basis": "hammer",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [
                "title_miss"
            ],
            "source_url": "https://bid.harperfield.co.uk/past-auctions/srstr10104/lot-details/f21c865f-6f04-46e3-a2e3-acdb00cb6a3c",
            "lot": "1855"
        },
        {
            "id": 3633,
            "date": "2021-05-05",
            "venue": "Harper Field",
            "title": "MPP Monorail camera, shutter etc",
            "price": 65,
            "currency": "GBP",
            "gbp": 65,
            "basis": "hammer",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [
                "title_miss"
            ],
            "source_url": "https://bid.harperfield.co.uk/past-auctions/srstr10104/lot-details/72f97e25-631b-4371-bad4-acdb00cb6923",
            "lot": "1854"
        },
        {
            "id": 3695,
            "date": "2017-10-20",
            "venue": "Flints Auctions",
            "title": "A Micro Precision Products 5x4\" Monorail Camera",
            "price": 144,
            "currency": "GBP",
            "gbp": 120,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [
                "title_miss"
            ],
            "source_url": null,
            "lot": "102"
        },
        {
            "id": 3641,
            "date": "2003-11-18",
            "venue": "Christie's",
            "title": "MPP Monorail camera",
            "price": 329,
            "currency": "GBP",
            "gbp": 280,
            "basis": "premium_inclusive",
            "version": null,
            "version_status": null,
            "in_typical_price": true,
            "set_apart": null,
            "flags": [
                "far_above",
                "title_miss"
            ],
            "source_url": "https://www.christies.com/en/lot/lot-4190493?ldp_breadcrumb=back",
            "lot": "727"
        }
    ],
    "sales_ledger": "https://www.cameraworth.com/m/micro-precision-products-mpp/mpp-monorail-4x5/sales/",
    "citation": "“Micro Precision Products (MPP) MPP Monorail 4x5: about £70, the median of 9 recorded sales, 2003–2026 (Indicative, method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/m/micro-precision-products-mpp/mpp-monorail-4x5/",
    "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."
}