- unitdate
-
{"value"=>"undated", "type"=>"inclusive"}
- unittitle
-
{"value"=>"<span class=\"title\">Prelude</span>, op.21, no.2"}
- scopecontent
-
{"value"=>"<p>Piano score, holograph ms.</p>"}
- container
-
{"type"=>"box", "value"=>"4"}
{"type"=>"folder", "value"=>"9"}
- unitid
-
{"type"=>"local_mss", "value"=>"846716"}