{
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  "formatName": "Adobe Multiple Master Metrics font file",
  "version": null,
  "formatDescription": "Multiple Master Metrics (MMM) files are the multiple master equivalent of the single master font PFM files. A multiple master base font is composed of a PFM file, a PFB file, and an MMM file.",
  "releaseDate": null,
  "binaryFileFormat": null,
  "formatNote": null,
  "lastUpdatedDate": "01 May 2013",
  "formatProvenance": null,
  "formatSourceDate": "01 May 2013",
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    {
      "identifierText": "fmt/521",
      "identifierType": "PUID"
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    {
      "signatureID": 814,
      "name": "Adobe Multiple Master Metrics Font file",
      "note": "BOF: ....Copyright {158}\u00ff.u.........v...\u00e8.\u00e8.",
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        {
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      "provenance": "Signature is based on just two files: zy______.mmm and zx______.mmm, both provided in mid-90's Adobe software (e.g. Acrobat Reader), and would benefit by being strengthened if other Adobe MMM files become available\n\nhttp://helpx.adobe.com/legacy/kb/overview-fonts-atm-windows.html"
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    {
      "externalSignature": "mmm",
      "signatureType": "File extension"
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}