- unitid
-
{"value"=>"898137", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1930-1958", "type"=>"inclusive", "normal"=>"1930/1958"}
{"value"=>"n.d.", "type"=>"inclusive"}
- unittitle
-
{"value"=>"Concert"}
- container
-
{"type"=>"box", "value"=>"1"}
{"type"=>"folder", "value"=>"6"}
{"type"=>"reel", "value"=>"1"}
- date_start
-
1930
- keydate
-
1930
- date_end
-
1958
- date_inclusive_start
-
1930
- date_inclusive_end
-
1958