- unitid
-
{"value"=>"953543", "type"=>"local_mss"}
- unitdate
-
{"value"=>"March 23, 1949", "type"=>"inclusive", "normal"=>"1949-03-23"}
- unittitle
-
{"value"=>"Van Doren, Mark (Columbia University) to Kerouac, Jack"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 typed letter, signed"}]}
- container
-
{"type"=>"box", "value"=>"72"}
{"type"=>"folder", "value"=>"31"}
- date_start
-
1949-03-23
- keydate
-
1949-03-23
- date_end
-
1949-03-23
- date_inclusive_start
-
1949
- date_inclusive_end
-
1949