- unitid
-
{"value"=>"3105015", "type"=>"local_mss"}
{"value"=>"MWS 0366", "type"=>"local_call"}
- unitdate
-
{"calendar"=>"gregorian", "era"=>"ce", "type"=>"inclusive", "value"=>"postmarked 19 February 1839"}
- unittitle
-
{"value"=>"Autograph addressed envelope (empty)"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 item", "unit"=>"items"}, {"name"=>"physfacet", "value"=>"envelope"}]}
- physloc
-
{"value"=>"SC File"}
- scopecontent
-
{"value"=>"<p>Addressed to Hayward at \"Athenaeum, Pall Mall.\"</p>"}
- note
-
{"type"=>"reference", "value"=>"Not in Bennett"}