- unitid
-
{"value"=>"2103526", "type"=>"local_mss"}
{"value"=>"33433087954974", "type"=>"local_barcode"}
- unitdate
-
{"value"=>"[1780s]", "type"=>"inclusive", "normal"=>"1780/1789", "certainty"=>"inferred"}
- unittitle
-
{"value"=>"Letter to an unidentified correspondent"}
- container
-
{"type"=>"box", "value"=>"7"}
{"type"=>"folder", "value"=>"4"}
- date_start
-
1780
- keydate
-
1780
- date_end
-
1789
- date_inclusive_start
-
1780
- date_inclusive_end
-
1789