- unitid
-
{"value"=>"856869", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1959-1988", "type"=>"inclusive", "normal"=>"1959/1988"}
{"value"=>"undated", "type"=>"inclusive"}
- unittitle
-
{"value"=>"L. 861 <span class=\"title\">Concerto for Percussion and Orchestra</span>"}
- container
-
{"type"=>"box", "value"=>"64"}
{"type"=>"folder", "value"=>"35"}
- date_start
-
1959
- keydate
-
1959
- date_end
-
1988
- date_inclusive_start
-
1959
- date_inclusive_end
-
1988