- unitid
-
{"value"=>"972801", "type"=>"local_mss"}
- unitdate
-
{"era"=>"ce", "calendar"=>"gregorian", "normal"=>"1969-01-17", "value"=>"1/17/69"}
- date_inclusive_start
-
1969
- date_inclusive_end
-
1969
- keydate
-
1969-01-17
- date_start
-
1969-01-17
- date_end
-
1969-01-17
- unittitle
-
{"value"=>"Seaver, Richard to Harold Hayes"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"value"=>"typescript letter signed\n"}, {"name"=>"extent", "value"=>"1 l"}], "supress_display"=>true}
- container
-
{"type"=>"box", "value"=>"146"}
{"type"=>"folder", "value"=>"12"}
- extent_statement
-
1 l