- unitid
-
{"value"=>"[MAI-20220]", "type"=>"local_call"}
{"value"=>"1142211", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1961 April 21-1961 April 26", "type"=>"inclusive", "normal"=>"1961-04-21/1961-04-26"}
- date_inclusive_start
-
1961
- date_inclusive_end
-
1961
- keydate
-
1961-04-21
- date_start
-
1961-04-21
- date_end
-
1961-04-26
- unittitle
-
{"value"=>"<name>Swing, Peter Gram</name>, Letters"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"2 letters typed"}], "supress_display"=>true}
- container
-
{"type"=>"folder", "value"=>"1268"}
- extent_statement
-
2 letters typed