- unitid
-
{"value"=>"3139347", "type"=>"local_mss"}
{"value"=>"681456", "type"=>"local_mss_av"}
- unitdate
-
{"value"=>"1973 June 13", "type"=>"inclusive", "normal"=>"1973-06-13"}
- unittitle
-
{"value"=>"Mozart Sonata in C Minor"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 audio recording", "unit"=>"audio_recordings"}]}
- scopecontent
-
{"value"=>"<p>Synthesizer segments. #89</p>"}
- date_start
-
1973-06-13
- keydate
-
1973-06-13
- date_end
-
1973-06-13
- date_inclusive_start
-
1973
- date_inclusive_end
-
1973
- extent_statement
-
1 audio recording