- unitid
-
{"value"=>"756621", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1974-1975", "type"=>"inclusive", "normal"=>"1974/1975"}
{"value"=>"1975-1976", "type"=>"inclusive", "normal"=>"1975/1976"}
- unittitle
-
{"value"=>"Bühnen in Essen (Essen)"}
- container
-
{"type"=>"box", "value"=>"10-77"}
{"type"=>"folder", "value"=>"7"}
- date_start
-
1974
- keydate
-
1974
- date_end
-
1976
- date_inclusive_start
-
1974
- date_inclusive_end
-
1976