- unitid
-
{"value"=>"554355", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1972-1974", "type"=>"inclusive", "normal"=>"1972/1974"}
{"value"=>"1990", "type"=>"inclusive", "normal"=>"1990"}
- unittitle
-
{"value"=>"Letters to and from Robin"}
- container
-
{"type"=>"box", "value"=>"33"}
{"type"=>"folder", "value"=>"8"}
- date_start
-
1972
- keydate
-
1972
- date_end
-
1990
- date_inclusive_start
-
1972
- date_inclusive_end
-
1990