- unitid
-
{"value"=>"3397331", "type"=>"local_mss"}
{"value"=>"69", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1980s", "type"=>"inclusive", "normal"=>"1980/1989"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"12 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"271.9 kilobytes", "unit"=>"kilobytes"}]}
- date_start
-
1980
- keydate
-
1980
- date_end
-
1989
- date_inclusive_start
-
1980
- date_inclusive_end
-
1989