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    "abstract": "The problems met in installing sound picture projection equipment in theatres have been covered in a previous paper presented before this society. Upon completion of a theatre installation the question of maintenance or service comes to the fore. As in other industries, an up-to-date service policy contemplates the maintenance by periodical inspection of all parts of the system in the best possible condition. Most troubles are, through the intelligent application of the service policy, detected and remedied before becoming sufficiently advanced to seriously effect reproduction or result in a shut down.",
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    "authors": [
      "Coke Flannagan"
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
      "source": "parsed",
      "updated": "2026-05-22T20:40:11.684Z",
      "version": "smpte-journal-article-nlm@v1"
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    "copyright": {
      "holder": "Society of Motion Picture and Television Engineers, Inc.",
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        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
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        "updated": "2026-05-22T20:40:11.684Z",
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      "year": "1929",
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        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
        "source": "parsed",
        "updated": "2026-05-22T20:40:11.684Z",
        "version": "smpte-journal-article-nlm@v1"
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
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      "updated": "2026-05-22T20:40:11.684Z",
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      "note": "Derived from DOI 10.5594/J13097",
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    "docTitle": "Servicing Sound Picture Projection Equipment in Theatres",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
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      "updated": "2026-05-22T20:40:11.684Z",
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    "doi": "10.5594/J13097",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
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      "updated": "2026-05-22T20:40:11.684Z",
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      "confidence": "high",
      "note": "Constructed from DOI 10.5594/J13097",
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        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
        "source": "parsed",
        "updated": "2026-05-22T20:40:11.684Z",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
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      "updated": "2026-05-22T20:40:11.684Z",
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    "journalAcronym": "MIJR",
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      "confidence": "high",
      "note": "Parsed from journal_metadata XML (_source/SMPTE/APTARA/DL Project Files/08202015 BACKFILE JOURNAL FRESH/smptej_13_38/MIJR15Vol13No38.xml)",
      "source": "parsed",
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      "version": "smpte-journal-issue-xml@v1"
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    "number": "38",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
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      "updated": "2026-05-22T20:40:11.684Z",
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    "pages": "293–297",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
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        "confidence": "high",
        "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
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        "updated": "2026-05-22T20:40:11.684Z",
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      "country": "USA",
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        "confidence": "high",
        "note": "Parsed from journal_metadata XML (_source/SMPTE/APTARA/DL Project Files/08202015 BACKFILE JOURNAL FRESH/smptej_13_38/MIJR15Vol13No38.xml)",
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      "confidence": "high",
      "note": "Parsed from NLM article XML (_source/SMPTE/HIGHWIRE/Source Bak/smptej/10.5594_J13097.xml)",
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      "updated": "2026-05-22T20:40:11.684Z",
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    "volume": "13",
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      "confidence": "high",
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