{"value"=>"1875 October 30", "type"=>"inclusive", "normal"=>"1875-10-30"}
date_inclusive_start
1875
date_inclusive_end
1875
keydate
1875-10-30
date_start
1875-10-30
date_end
1875-10-30
physdesc
{"format"=>"structured", "physdesc_components"=>[{"value"=>"autograph letter signed "}, {"name"=>"extent", "value"=>"1 page"}], "supress_display"=>true}