{"value"=>"7 April 1929", "type"=>"inclusive", "normal"=>"1929-04-07"}
date_inclusive_start
1929
date_inclusive_end
1929
keydate
1929-04-07
date_start
1929-04-07
date_end
1929-04-07
physdesc
{"format"=>"structured", "physdesc_components"=>[{"value"=>"autograph letter signed "}, {"name"=>"extent", "value"=>"5 pages"}], "supress_display"=>true}