- unitid
-
{"value"=>"286011", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1945", "type"=>"inclusive", "normal"=>"1945"}
{"value"=>"1957", "type"=>"inclusive", "normal"=>"1957"}
- unittitle
-
{"value"=>"National Association for Opera"}
- container
-
{"type"=>"box", "value"=>"40"}
{"type"=>"folder", "value"=>"8"}
- date_start
-
1945
- keydate
-
1945
- date_end
-
1957
- date_inclusive_start
-
1945
- date_inclusive_end
-
1957