- unitdate
-
{"value"=>"1952 - 1983", "type"=>"inclusive", "normal"=>"1952/1983"}
{"value"=>"undated", "type"=>"inclusive"}
- date_inclusive_start
-
1952
- date_inclusive_end
-
1983
- unittitle
-
{"value"=>"56— <span class=\"title\">Concerto for Piano Four Hands</span>"}
- container
-
{"type"=>"box", "value"=>"175"}
{"type"=>"folder", "value"=>"34"}
- unitid
-
{"type"=>"local_mss", "value"=>"830603"}
- date_start
-
1952
- date_end
-
1983
- keydate
-
1952