- unitid
-
{"value"=>"[MAI-63359]", "type"=>"local_call"}
{"value"=>"1140758", "type"=>"local_mss"}
- unitdate
-
{"era"=>"ce", "calendar"=>"gregorian", "normal"=>"1971-05-04/1971-04-15", "value"=>"1971 May 4-1971 April 15"}
- date_inclusive_start
-
1971
- date_inclusive_end
-
1971
- keydate
-
1971-05-04
- date_start
-
1971-04-15
- date_end
-
1971-05-04
- unittitle
-
{"value"=>"<name>Bergsagel, John</name>, Letters"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"2 letters"}], "supress_display"=>true}
- container
-
{"type"=>"folder", "value"=>"90"}
- extent_statement
-
2 letters