- unitid
-
{"value"=>"2111801", "type"=>"local_mss"}
{"value"=>"33433095907998", "type"=>"local_barcode"}
- unitdate
-
{"value"=>"1829 September 8", "type"=>"inclusive", "normal"=>"1829-09-08"}
- unittitle
-
{"value"=>"William B. Lewis to Andrew Jackson"}
- physdesc
-
{"format"=>"simple", "value"=>"Autograph copy signed"}
- container
-
{"type"=>"volume", "value"=>"2"}
- date_start
-
1829-09-08
- keydate
-
1829-09-08
- date_end
-
1829-09-08
- date_inclusive_start
-
1829
- date_inclusive_end
-
1829