{"value"=>"1879 February 23", "type"=>"inclusive", "normal"=>"1879-02-23"}
date_inclusive_start
1879
date_inclusive_end
1879
keydate
1879-02-23
date_start
1879-02-23
date_end
1879-02-23
physdesc
{"format"=>"structured", "physdesc_components"=>[{"value"=>"autograph letter signed "}, {"name"=>"extent", "value"=>"3 pages"}], "supress_display"=>true}