- unitid
-
{"value"=>"2111769", "type"=>"local_mss"}
{"value"=>"33433095907980", "type"=>"local_barcode"}
- unitdate
-
{"value"=>"1827 March 31", "type"=>"inclusive", "normal"=>"1827-03-31"}
- unittitle
-
{"value"=>"Andrew Jackson to James Allen"}
- physdesc
-
{"format"=>"simple", "value"=>"Copy partly in Jackson’s hand"}
- container
-
{"type"=>"volume", "value"=>"1"}
- date_start
-
1827-03-31
- keydate
-
1827-03-31
- date_end
-
1827-03-31
- date_inclusive_start
-
1827
- date_inclusive_end
-
1827