- unitid
-
{"value"=>"286852", "type"=>"local_mss"}
{"value"=>"224-227", "type"=>"local_call"}
- unitdate
-
{"value"=>"1955-1966", "type"=>"inclusive", "normal"=>"1955/1966"}
{"value"=>"1975", "type"=>"inclusive", "normal"=>"1975"}
- unittitle
-
{"value"=>"<span class=\"title\">Sonata for Piano</span>"}
- container
-
{"type"=>"box", "value"=>"129"}
{"type"=>"folder", "value"=>"4-7"}
- date_start
-
1955
- keydate
-
1955
- date_end
-
1975
- date_inclusive_start
-
1955
- date_inclusive_end
-
1975