- unitid
-
{"value"=>"3295152", "type"=>"local_mss"}
{"value"=>"198", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1990-1995", "type"=>"inclusive", "normal"=>"1990/1995"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"18 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"49.8 gigabytes", "unit"=>"gigabytes"}]}
- date_start
-
1990
- keydate
-
1990
- date_end
-
1995
- date_inclusive_start
-
1990
- date_inclusive_end
-
1995
- extent_statement
-
49.8 gigabytes (18 computer files)