- unitid
-
{"value"=>"2031759", "type"=>"local_mss"}
{"value"=>"33433116968987", "type"=>"local_barcode"}
- unitdate
-
{"value"=>"1838-1859", "type"=>"inclusive", "normal"=>"1838/1859"}
{"value"=>"undated", "type"=>"inclusive"}
- unittitle
-
{"value"=>"Jones to G. L. Duyckinck"}
- container
-
{"type"=>"box", "value"=>"9"}
{"type"=>"folder", "value"=>"27"}
- date_start
-
1838
- keydate
-
1838
- date_end
-
1859
- date_inclusive_start
-
1838
- date_inclusive_end
-
1859