{
  "schemaVersion": "1.0",
  "articleSlug": "document-authenticate-value-antiques",
  "topic": "document authenticate value antiques",
  "provenanceManifestSha256": "120247de468a29b5166e504a5c7576437b29ce2c6b020c2b44f459815407125c",
  "comparables": [
    {
      "compId": "comp-73c111d0d83eba4a",
      "title": "[RE DI NAPOLI] - Das Lobgedicht auf Konig Robert von Anjou - Graz: Akademische Druck Verlagsanstalt, 2008. The Poem of Praise for Robert of Anjou, King of Naples between 1278 and 1343, is a valuable historical document preserved in the Au...",
      "auctionHouse": "Il Ponte Auction House",
      "saleDate": "2024-02-28",
      "lotNumber": "250",
      "price": {
        "amount": 400,
        "currency": "EUR"
      },
      "sourceUrl": "https://www.invaluable.com/auction-lot/re-di-napoli-das-lobgedicht-auf-konig-robert-von-anjou-graz-akademische-druck-verlagsanstalt-2008-the-poem-of-praise-for-robert-of-anjou-king-of-naples-between-1278-and-1343-is-a-valuable-historical-document-preserved-in-the-au-250-c-31c4fb9a4a",
      "authoritativeUrl": null,
      "sourceSystem": "invaluable.com",
      "sourceRecordId": "Il Ponte Auction House|2024-02-28T10:00:00.000Z|250",
      "retrievedAt": "2026-08-06T08:07:29.835Z",
      "sourceAccess": {
        "status": "reachable",
        "reachableAtCollection": true
      },
      "verificationStatus": "live_source_matched",
      "rawRecordSha256": "fd73a1577dfe98f489ab1fd6a587877ef72094db75657392728fccf3244dafc8",
      "provenanceManifestSha256": "120247de468a29b5166e504a5c7576437b29ce2c6b020c2b44f459815407125c",
      "auctionPhotoSupplied": true
    },
    {
      "compId": "comp-cd090cc150d928f3",
      "title": "1823 Federalists of New England !, Important Political Printed Broadside, a significant historical document from the lead-up to the 1824 U.S. Presidential Election, serving as a scathing political attack on John Quincy Adams, Framed, Extremely Fine.",
      "auctionHouse": "Early American History Auctions",
      "saleDate": "2026-06-27",
      "lotNumber": "174",
      "price": {
        "amount": 2200,
        "currency": "USD"
      },
      "sourceUrl": "https://www.invaluable.com/auction-lot/1823-federalists-of-new-england-important-political-printed-broadside-a-significant-historical-document-from-the-lead-up-to-the-1824-u-s-presidential-election-serving-as-a-scathing-political-attack-on-john-quincy-adams-framed-extremely-fine-174-c-f6810b16a5",
      "authoritativeUrl": null,
      "sourceSystem": "invaluable.com",
      "sourceRecordId": "Early American History Auctions|2026-06-27T12:00:00.000Z|174",
      "retrievedAt": "2026-08-06T08:07:29.836Z",
      "sourceAccess": {
        "status": "reachable",
        "reachableAtCollection": true
      },
      "verificationStatus": "live_source_matched",
      "rawRecordSha256": "fe9970e120d0a1f0a2a3c4fce62fa7a7d134badaf14de453f64f28befacd7ca3",
      "provenanceManifestSha256": "120247de468a29b5166e504a5c7576437b29ce2c6b020c2b44f459815407125c",
      "auctionPhotoSupplied": true
    },
    {
      "compId": "comp-1d066b2bd46c93b7",
      "title": "TREE OF LIBERTY Newport, Rhode Island Early Historical Research Document Archive",
      "auctionHouse": "Early American History Auctions",
      "saleDate": "2021-12-18",
      "lotNumber": "64",
      "price": {
        "amount": 5000,
        "currency": "USD"
      },
      "sourceUrl": "https://www.invaluable.com/auction-lot/tree-of-liberty-newport-rhode-island-early-historical-research-document-archive-64-c-2db4e929d6",
      "authoritativeUrl": null,
      "sourceSystem": "invaluable.com",
      "sourceRecordId": "Early American History Auctions|2021-12-18T09:00:00.000Z|64",
      "retrievedAt": "2026-08-06T08:07:29.836Z",
      "sourceAccess": {
        "status": "reachable",
        "reachableAtCollection": true
      },
      "verificationStatus": "live_source_matched",
      "rawRecordSha256": "d7c7e30f0e55644052ed235df1f30a1bf57f96a3f7014b0e51c3de118cbd438e",
      "provenanceManifestSha256": "120247de468a29b5166e504a5c7576437b29ce2c6b020c2b44f459815407125c",
      "auctionPhotoSupplied": true
    },
    {
      "compId": "comp-22002bcb187b4a10",
      "title": "TREE OF LIBERTY Newport, Rhode Island Early Historical Research Document Archive",
      "auctionHouse": "Early American History Auctions",
      "saleDate": "2025-04-19",
      "lotNumber": "57",
      "price": {
        "amount": 5000,
        "currency": "USD"
      },
      "sourceUrl": "https://www.invaluable.com/auction-lot/tree-of-liberty-newport-rhode-island-early-historical-research-document-archive-57-c-5a54c06b11",
      "authoritativeUrl": null,
      "sourceSystem": "invaluable.com",
      "sourceRecordId": "Early American History Auctions|2025-04-19T12:00:00.000Z|57",
      "retrievedAt": "2026-08-06T08:07:29.836Z",
      "sourceAccess": {
        "status": "reachable",
        "reachableAtCollection": true
      },
      "verificationStatus": "live_source_matched",
      "rawRecordSha256": "bdd092e0808f1d7f6676e3667e127cb690d82dd623bd49c5099dbf723db56f57",
      "provenanceManifestSha256": "120247de468a29b5166e504a5c7576437b29ce2c6b020c2b44f459815407125c",
      "auctionPhotoSupplied": true
    },
    {
      "compId": "comp-b6acaba337237b6e",
      "title": "1838 Queen Victoria Great Britain Historical Military Document Hand Signed by Queen Rare",
      "auctionHouse": "Gold Coast Auctions",
      "saleDate": "2026-04-26",
      "lotNumber": "187A",
      "price": {
        "amount": 450,
        "currency": "USD"
      },
      "sourceUrl": "https://www.invaluable.com/auction-lot/1838-queen-victoria-great-britain-historical-military-document-hand-signed-by-queen-rare-187a-c-51921c1126",
      "authoritativeUrl": null,
      "sourceSystem": "invaluable.com",
      "sourceRecordId": "Gold Coast Auctions|2026-04-26T10:00:00.000Z|187A",
      "retrievedAt": "2026-08-06T08:07:29.836Z",
      "sourceAccess": {
        "status": "reachable",
        "reachableAtCollection": true
      },
      "verificationStatus": "live_source_matched",
      "rawRecordSha256": "c12d8873f3ccd7d60ab7f99e5572d7e37607fce49c9adc3ed29dca8786dcfa04",
      "provenanceManifestSha256": "120247de468a29b5166e504a5c7576437b29ce2c6b020c2b44f459815407125c",
      "auctionPhotoSupplied": true
    }
  ]
}