- unitid
-
{"value"=>"275423", "type"=>"local_mss"}
{"value"=>"EM. 965", "type"=>"local_emmet"}
- unitdate
-
{"value"=>"Dec. 29, 1799", "type"=>"inclusive", "normal"=>"1799-12-29"}
- unittitle
-
{"value"=>"Letter to William Hill Wells, Philadelphia"}
- physdesc
-
{"value"=>"1/2 page. 4o", "format"=>"simple"}
- abstract
-
{"value"=>"Closing portion, with fragment of postscript Endorsed."}
- origination
-
{"value"=>"Vining, John (Dover, Del.)", "type"=>"persname", "role"=>"Author"}
- date_inclusive_start
-
1799
- date_inclusive_end
-
1799
- keydate
-
1799-12-29
- date_start
-
1799-12-29
- date_end
-
1799-12-29