- unitid
-
{"value"=>"3", "type"=>"local_call"}
{"value"=>"1045102", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1939 December 6", "type"=>"inclusive", "normal"=>"1939-12-06"}
- date_inclusive_start
-
1939
- date_inclusive_end
-
1939
- keydate
-
1939-12-06
- date_start
-
1939-12-06
- date_end
-
1939-12-06
- unittitle
-
{"value"=>"R. B. Brett & Son, at London, to Winthrop Wetherbee, Jr., at Boston"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"value"=>"typed letter signed "}, {"name"=>"extent", "value"=>"1 page"}], "supress_display"=>true}
- extent_statement
-
1 page