- unitdate
-
{"value"=>"January 10 [1950?]", "type"=>"inclusive", "certainty"=>"questionable", "normal"=>"1950-01-10"}
{"value"=>"1960?", "type"=>"inclusive", "certainty"=>"questionable", "normal"=>"1960"}
- date_inclusive_start
-
1950
- date_inclusive_end
-
1960
- keydate
-
1950-01-10
- unittitle
-
{"value"=>"<span class=\"persname\">Frank Sinatra</span>: one undated letter"}
- container
-
{"type"=>"box", "value"=>"1"}
{"type"=>"folder", "value"=>"5"}
- unitid
-
{"type"=>"local_mss", "value"=>"921043"}
- date_start
-
1950-01-10
- date_end
-
1960