- unitid
-
{"value"=>"1114432", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1873 January 18", "type"=>"inclusive", "normal"=>"1873-01-18"}
- unittitle
-
{"value"=>"P. T. Barnum, at New York, to \"My Dear [_?]\", at _?"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 page", "unit"=>"page"}]}
- container
-
{"type"=>"box", "value"=>"1"}
- date_start
-
1873-01-18
- keydate
-
1873-01-18
- date_end
-
1873-01-18
- date_inclusive_start
-
1873
- date_inclusive_end
-
1873
- extent_statement
-
1 page