- unitid
-
{"value"=>"291840", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1919-1935", "type"=>"inclusive", "normal"=>"1919/1935"}
{"value"=>"1964-1965", "type"=>"inclusive", "normal"=>"1964/1965"}
- unittitle
-
{"value"=>"Published Music"}
- container
-
{"type"=>"box", "value"=>"10"}
{"type"=>"folder", "value"=>"3"}
- date_start
-
1919
- keydate
-
1919
- date_end
-
1965
- date_inclusive_start
-
1919
- date_inclusive_end
-
1965