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      <FormatTypes>Image (Raster)</FormatTypes>
      <FormatDisclosure>
      </FormatDisclosure>
      <FormatDescription>DM3 is a file format produced by some Digital Micrography instruments created by Gatan. Please contact the PRONOM team if you are able to provide a more detailed description.</FormatDescription>
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      <ReleaseDate>
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      <WithdrawnDate>
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      <ProvenanceSourceID>230</ProvenanceSourceID>
      <ProvenanceName>Bodleian Library, University of Oxford / Bodleian Library, University of Oxford</ProvenanceName>
      <ProvenanceSourceDate>29 Nov 2017</ProvenanceSourceDate>
      <ProvenanceDescription>
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      <LastUpdatedDate>29 Nov 2017</LastUpdatedDate>
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      <FormatRisk>
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      <TechnicalEnvironment>
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        <SignatureType>File extension</SignatureType>
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        <SignatureNote>BOF version 3 {4} endianness 00 = big, 01 = little {6} (tag directory|tag) {2-256} (2 byte tag length value + tag name which can be of zero length. Theroetically tag name could be ~65k long but limiting to 256 bytes for signature efficiency as highly unlikely to be greater. Scope to extend if necessary though). String "%%%%"

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    <SearchCriteria>Criteria</SearchCriteria>
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