- unitid
-
{"value"=>"3362777", "type"=>"local_mss"}
{"value"=>"9", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1988-2007", "type"=>"inclusive", "normal"=>"1988/2007"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"171 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"2661 kilobytes", "unit"=>"kilobytes"}]}
- date_start
-
1988
- keydate
-
1988
- date_end
-
2007
- date_inclusive_start
-
1988
- date_inclusive_end
-
2007
- extent_statement
-
2661 kilobytes (171 computer files)