- unitid
-
{"value"=>"3575387", "type"=>"local_mss"}
{"value"=>"306442", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"1989-1992", "type"=>"inclusive", "normal"=>"1989/1992"}
- unittitle
-
{"value"=>"Piano Works: <span class=\"title\">Variations on a French Noel, Op. 7</span> and <span class=\"title\">Ballade</span>, Op. 17 -- Number One"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio_recordings"}]}
- date_start
-
1989
- keydate
-
1989
- date_end
-
1992
- date_inclusive_start
-
1989
- date_inclusive_end
-
1992
- extent_statement
-
1 audio recording