- unitid
-
{"value"=>"3407026", "type"=>"local_mss"}
{"value"=>"28", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1998", "type"=>"inclusive", "normal"=>"1998"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"4.3 gigabytes", "unit"=>"gigabytes"}]}
- date_start
-
1998
- keydate
-
1998
- date_end
-
1998
- date_inclusive_start
-
1998
- date_inclusive_end
-
1998