- unitid
-
{"value"=>"856721", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1930-1972", "type"=>"inclusive", "normal"=>"1930/1972"}
{"value"=>"undated", "type"=>"inclusive"}
- unittitle
-
{"value"=>"L. 440 <span class=\"title\">Concerto for Piano and Orchestra</span>"}
- container
-
{"type"=>"box", "value"=>"62"}
{"type"=>"folder", "value"=>"35"}
- date_start
-
1930
- keydate
-
1930
- date_end
-
1972
- date_inclusive_start
-
1930
- date_inclusive_end
-
1972