{"value"=>"5 May 1909", "type"=>"inclusive", "normal"=>"1909-05-05"}
date_inclusive_start
1909
date_inclusive_end
1909
keydate
1909-05-05
date_start
1909-05-05
date_end
1909-05-05
physdesc
{"format"=>"structured", "physdesc_components"=>[{"value"=>"autograph letter signed "}, {"name"=>"extent", "value"=>"2 pages"}], "supress_display"=>true}