list:
Returns a list of collections. Collections are intellectually significant groups of records.

retrieve:
Returns data about an individual collection. Collections are intellectually significant groups of records.

Filter fields available

  • category
  • end_date
  • genre
  • start_date
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GET /collections?format=api&offset=9700
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 10000,
    "next": "https://argo.library.pitt.edu/collections?format=api&limit=50&offset=9750",
    "previous": "https://argo.library.pitt.edu/collections?format=api&limit=50&offset=9650",
    "facets": {},
    "results": [
        {
            "uri": "/collections/nQutkSLmfWYsAydh4hgfBM",
            "type": "collection",
            "title": "Somerset Coal Company, Subseries 171.",
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                {
                    "expression": "1854-1971",
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        {
            "uri": "/collections/3ZJXvAZCRRSZzVtT998WSa",
            "type": "collection",
            "title": "Pittsburgh Coal Company (West Virginia), Subseries 150.",
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                {
                    "expression": "1854-1971",
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        {
            "uri": "/collections/CohwHKxANiVXTXCDFamRBT",
            "type": "collection",
            "title": "First National Company, Subseries 63.",
            "dates": [
                {
                    "expression": "1854-1971",
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                    "expression": "1864-1964",
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        },
        {
            "uri": "/collections/AzmjuzJJRd6t5UtxFAsK86",
            "type": "collection",
            "title": "McGovern Speeches #97-109a",
            "dates": [
                {
                    "expression": "May 21, 1939-August 6, 1939",
                    "begin": null,
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                    "label": "creation",
                    "type": "single"
                }
            ]
        },
        {
            "uri": "/collections/6YySjgiJRcGxVfztKcpNgn",
            "type": "collection",
            "title": "Clarion River Land Company, Subseries 36.",
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                    "expression": "1854-1971",
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        {
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            "type": "collection",
            "title": "Mountain City Mill and Power Company, Subseries 112.",
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                {
                    "expression": "1854-1971",
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        {
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        {
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            "type": "collection",
            "title": "North Western Coal Railway Company, Subseries 119.",
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        {
            "uri": "/collections/HwVQJKCCf6L9Tk3VeN2kn4",
            "type": "collection",
            "title": "Jones & Adams Company, Subseries 86.",
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                    "expression": "1854-1971",
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        {
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            "type": "collection",
            "title": "Bellview Improvement Company, Subseries 13.",
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                    "expression": "1854-1971",
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        {
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            "type": "collection",
            "title": "American Coal Company of Allegany County (Maryland), Subseries 5.",
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        {
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            "uri": "/collections/fhud28LmhXP9ZKjsrRXHBc",
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        {
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            "uri": "/collections/ExUcD9w9bge7Rqm8UEHAsZ",
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        {
            "uri": "/collections/TWgdYfTNHM5DmG6q9nqm9v",
            "type": "collection",
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                {
                    "expression": "1916-1945",
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        {
            "uri": "/collections/hu8uvv6PT7FeBk8DVedSjn",
            "type": "collection",
            "title": "Pittsburgh Coal Car Company, Subseries 139.",
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            "title": "Pittsburgh Coal Company of Wisconsin, Subseries 151.",
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        {
            "uri": "/collections/f2RQny6W83NqCfwUbXK9Ws",
            "type": "collection",
            "title": "Equipment used for Criminal Activity",
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            ]
        },
        {
            "uri": "/collections/6n5FntbNqN76jVYVKdT36X",
            "type": "collection",
            "title": "Pittsburgh Coal Company (New Jersey), Subseries 3.",
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        {
            "uri": "/collections/ivgyRqePgxz5vtwQ9t6gci",
            "type": "collection",
            "title": "First Pool Monongahela Gas Coal Company, Subseries 64.",
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                    "expression": "1854-1971",
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        {
            "uri": "/collections/WWWeWzBaRHye4aPjfDkQ6Z",
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            "title": "Clarksburg Fuel Company, Subseries 37.",
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        {
            "uri": "/collections/93iiRZPdFrLGqpE6BSSrw9",
            "type": "collection",
            "title": "McGovern Speeches #233-241",
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        {
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        {
            "uri": "/collections/dZQW6XR89mhZjKZFb5i3Pp",
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                {
                    "expression": "April 21, 1946-August 4, 1946",
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            ]
        },
        {
            "uri": "/collections/eRd43ukzsdftF3Ud3C8ZUG",
            "type": "collection",
            "title": "Houston Coal & Oil Company, Inc., Subseries 76.",
            "dates": [
                {
                    "expression": "1854-1971",
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                    "label": "creation",
                    "type": "inclusive"
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                {
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        },
        {
            "uri": "/collections/asUCWoZpEk3wWjBP6DWcgf",
            "type": "collection",
            "title": "Jos. Walton & Company, Inc., Subseries 87.",
            "dates": [
                {
                    "expression": "1854-1971",
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                    "label": "creation",
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        },
        {
            "uri": "/collections/VTVovEQZ6ZHYGz4po4ibwk",
            "type": "collection",
            "title": "Bellview Realty Company, Subseries 14.",
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                    "expression": "1854-1971",
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                {
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        },
        {
            "uri": "/collections/f2B4ifFX8bEKnappPUY98X",
            "type": "collection",
            "title": "Executive Committee Meetings, Subseries 3.",
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                {
                    "expression": "1854-1971",
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                {
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        {
            "uri": "/collections/ZuFYsv8x22rAmACj3RTWLD",
            "type": "collection",
            "title": "Union Collieries Company, Subseries 180.",
            "dates": [
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                    "expression": "1854-1971",
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                    "type": "inclusive"
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        },
        {
            "uri": "/collections/JJeuVQUeJABBqDTrkp4UEt",
            "type": "collection",
            "title": "Queen City Coal Company (Ohio), Subseries 161.",
            "dates": [
                {
                    "expression": "1854-1971",
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        {
            "uri": "/collections/2LwvvH9rx3G6MwkumRJJea",
            "type": "collection",
            "title": "Wheeling and Lake Erie Coal Mining Company, Subseries 191.",
            "dates": [
                {
                    "expression": "1854-1971",
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                {
                    "expression": "1864-1964",
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        },
        {
            "uri": "/collections/SNhGqQkExgSdZiAQq2FYsu",
            "type": "collection",
            "title": "Oversize Material, Series VII.",
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                {
                    "expression": "1939-1975",
                    "begin": "1939",
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                    "label": "creation",
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        },
        {
            "uri": "/collections/dqg8g3Fae4MbD9UdLQr8pH",
            "type": "collection",
            "title": "National Dock & Fuel Company, Subseries 113.",
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                    "expression": "1854-1971",
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                    "label": "creation",
                    "type": "inclusive"
                },
                {
                    "expression": "1864-1964",
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        },
        {
            "uri": "/collections/BwNzuMMyvqeJRTKsJHeYiw",
            "type": "collection",
            "title": "Pittsburgh Coal Carbonization Company, Subseries 140.",
            "dates": [
                {
                    "expression": "1854-1971",
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                    "label": "creation",
                    "type": "inclusive"
                },
                {
                    "expression": "1864-1964",
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        },
        {
            "uri": "/collections/kPYt8WXqUdRgqPBMmtCDgC",
            "type": "collection",
            "title": "Metropolitan Coal Company, Subseries 97.",
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                    "expression": "1854-1971",
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        {
            "uri": "/collections/7pebVPCzYAHmsQ2uVAyizN",
            "type": "collection",
            "title": "Associated Companies’ Stock Records, Bound Volumes, Subseries 5.",
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                {
                    "expression": "1854-1971",
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                    "expression": "1864-1964",
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        {
            "uri": "/collections/oRv8xmw6ccq9wVXHxyCw4s",
            "type": "collection",
            "title": "Flemington and Astor Railway Company, Subseries 65.",
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                {
                    "expression": "1854-1971",
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                    "label": "creation",
                    "type": "inclusive"
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                {
                    "expression": "1864-1964",
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            ]
        },
        {
            "uri": "/collections/W83mdKRV2vrfyxZogWg333",
            "type": "collection",
            "title": "Canonsburg & Bishop Railroad Company, Subseries 26.",
            "dates": [
                {
                    "expression": "1854-1971",
                    "begin": "1854",
                    "end": "1971",
                    "label": "creation",
                    "type": "inclusive"
                },
                {
                    "expression": "1864-1964",
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            ]
        },
        {
            "uri": "/collections/AKmWGLXQqayJ6P58QFFMhv",
            "type": "collection",
            "title": "Family, Subseries 2.",
            "dates": [
                {
                    "expression": "1918-1981",
                    "begin": "1918",
                    "end": "1981",
                    "label": "creation",
                    "type": "inclusive"
                }
            ]
        },
        {
            "uri": "/collections/HJChoFQRFPg8abrgc3UvqG",
            "type": "collection",
            "title": "McGovern Speeches #324-334",
            "dates": [
                {
                    "expression": "October 3, 1943-December 12, 1943",
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                    "end": null,
                    "label": "creation",
                    "type": "single"
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            ]
        },
        {
            "uri": "/collections/HAp87e9YYN2wHeXdYabVaN",
            "type": "collection",
            "title": "Piercedale Supply Company, Subseries 131.",
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                {
                    "expression": "1854-1971",
                    "begin": "1854",
                    "end": "1971",
                    "label": "creation",
                    "type": "inclusive"
                },
                {
                    "expression": "1864-1964",
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