- unitid
-
{"value"=>"3295128", "type"=>"local_mss"}
{"value"=>"178", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1991", "type"=>"inclusive", "normal"=>"1991"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"3 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"1.84 gigabytes", "unit"=>"gigabytes"}]}
- date_start
-
1991
- keydate
-
1991
- date_end
-
1991
- date_inclusive_start
-
1991
- date_inclusive_end
-
1991
- extent_statement
-
1.84 gigabytes (3 computer files)