For good. For the record. For good.
Putting ParsimoniousPreservation into PracticeRecent Developmentsat The National Archives (UK)Tim GollinsHead Of Digital P...
Our Public Task Our responsibility                  for the government record,       its past and future, its use and re-u...
How long did you say this parchment would last?4
The File format Long Tail                                                   File Extension Count     %                    ...
For the record. For good.       For good. Questions?
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Putting Parsimonious Preservation Into Practice - Tim Gollins

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Putting Parsimonious Preservation Into Practice - Tim Gollins

  1. 1. For good. For the record. For good.
  2. 2. Putting ParsimoniousPreservation into PracticeRecent Developmentsat The National Archives (UK)Tim GollinsHead Of Digital Preservation21/11/2012
  3. 3. Our Public Task Our responsibility for the government record, its past and future, its use and re-use, authentic, available and accessible to all
  4. 4. How long did you say this parchment would last?4
  5. 5. The File format Long Tail File Extension Count % msg 1225790 57.6 doc 437803 20.6• Our own administrative records xls pdf 135573 82524 6.4 3.9 jpeg 58748 2.8 1,400,000 url 20701 1.0 xlsx 16777 0.8 docx 16765 0.8 1,200,000 htm 15616 0.7 txt 14199 0.7 ppt 12834 0.6 1,000,000 gif 11154 0.5 rtf 11046 0.5 tif 9293 0.4 Number of files 800,000 MBX 6044 0.3 png 4812 0.2 obr 4368 0.2 600,000 bmp 3286 0.2 zip 2499 0.1 html 2307 0.1 csv 2266 0.1 400,000 vsd 2088 0.1 DAT 1972 0.1 xml 1898 0.1 200,000 pptx 1700 0.1 0 wmz jpeg djvu eps dwg exe psd dll msg xlsx tmp obr DAT css log mno DTA MBX sql xls rtf zip csv VMBX mht ico mp3 xlsm bat pptx sgm htm ppt db js File Format5
  6. 6. For the record. For good. For good. Questions?

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