- unitid
-
{"value"=>"1114418", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1848 February 2", "type"=>"inclusive", "normal"=>"1848-02-02"}
- unittitle
-
{"value"=>"P. T. Barnum, at \"Museum\", to Moses Kimball, at Boston"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"2 pages", "unit"=>"pages"}]}
- container
-
{"type"=>"box", "value"=>"1"}
- date_start
-
1848-02-02
- keydate
-
1848-02-02
- date_end
-
1848-02-02
- date_inclusive_start
-
1848
- date_inclusive_end
-
1848
- extent_statement
-
2 pages