- unitid
-
{"value"=>"3613108", "type"=>"local_mss"}
{"value"=>"760", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"2009", "type"=>"inclusive", "normal"=>"2009"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"297 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"1.6 gigabytes", "unit"=>"gigabytes"}]}
- date_start
-
2009
- keydate
-
2009
- date_end
-
2009
- date_inclusive_start
-
2009
- date_inclusive_end
-
2009