- unitid
-
{"value"=>"3122551", "type"=>"local_mss"}
{"value"=>"453", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1970s-1980s", "type"=>"inclusive", "normal"=>"1970/1989"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"112 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"347.9 megabytes", "unit"=>"megabytes"}]}
- date_start
-
1970
- keydate
-
1970
- date_end
-
1989
- date_inclusive_start
-
1970
- date_inclusive_end
-
1989
- extent_statement
-
347.9 megabytes (112 computer files)