- unitid
-
{"value"=>"3448445", "type"=>"local_mss"}
{"value"=>"58", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1998", "type"=>"inclusive", "normal"=>"1998"}
- unittitle
-
{"value"=>"MIDI"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"6 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"975 kilobytes", "unit"=>"kilobytes"}]}
- date_start
-
1998
- keydate
-
1998
- date_end
-
1998
- date_inclusive_start
-
1998
- date_inclusive_end
-
1998