- unitid
-
{"value"=>"3036948", "type"=>"local_mss"}
{"value"=>"281", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1989", "type"=>"inclusive", "normal"=>"1989"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"18 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"764.8 kilobytes", "unit"=>"kilobytes"}]}
- date_start
-
1989
- keydate
-
1989
- date_end
-
1989
- date_inclusive_start
-
1989
- date_inclusive_end
-
1989
- extent_statement
-
764.8 kilobytes (18 computer files)