- unitid
-
{"value"=>"3119785", "type"=>"local_mss"}
{"value"=>"576", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1991-2006", "type"=>"inclusive", "normal"=>"1991/2006"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"74 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"398.5 kilobytes", "unit"=>"kilobytes"}]}
- date_start
-
1991
- keydate
-
1991
- date_end
-
2006
- date_inclusive_start
-
1991
- date_inclusive_end
-
2006
- extent_statement
-
398.5 kilobytes (74 computer files)