- unitid
-
{"value"=>"2051709", "type"=>"local_mss"}
{"value"=>"33433114487782", "type"=>"local_barcode"}
- unitdate
-
{"value"=>"1940 April", "type"=>"inclusive", "normal"=>"1940-04"}
- unittitle
-
{"value"=>"<span class=\"title\">Prince Igor</span>; <span class=\"title\">Le Baiser de la Fée</span> - Metropolitan Opera House"}
- container
-
{"type"=>"box", "value"=>"2"}
{"type"=>"folder", "value"=>"30"}
- date_start
-
1940-04
- keydate
-
1940-04
- date_end
-
1940-04
- date_inclusive_start
-
1940
- date_inclusive_end
-
1940