- unitid
-
{"value"=>"3590550", "type"=>"local_mss"}
{"value"=>"18", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"1998-2006", "type"=>"inclusive", "normal"=>"1998/2006"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"50 computer files", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"8.0 megabytes", "unit"=>"megabytes"}]}
- scopecontent
-
{"value"=>"<p>Contains libretto drafts and lyrics.</p>"}
- date_start
-
1998
- keydate
-
1998
- date_end
-
2006
- date_inclusive_start
-
1998
- date_inclusive_end
-
2006