- unitid
-
{"value"=>"2104486", "type"=>"local_mss"}
{"value"=>"33433087954875", "type"=>"local_barcode"}
- unitdate
-
{"value"=>"1791 February 3", "type"=>"inclusive", "normal"=>"1791-02-03"}
- unittitle
-
{"value"=>"Ephraim Bowen, at Providence, to Benjamin Bourn, at Philadelphia"}
- container
-
{"type"=>"box", "value"=>"1"}
{"type"=>"folder", "value"=>"112"}
- date_start
-
1791-02-03
- keydate
-
1791-02-03
- date_end
-
1791-02-03
- date_inclusive_start
-
1791
- date_inclusive_end
-
1791