{"value"=>"28 July 1928", "type"=>"inclusive", "normal"=>"1928-07-28"}
date_inclusive_start
1928
date_inclusive_end
1928
keydate
1928-07-28
date_start
1928-07-28
date_end
1928-07-28
physdesc
{"format"=>"structured", "physdesc_components"=>[{"value"=>"typed letter signed by secretary "}, {"name"=>"extent", "value"=>"1 page"}], "supress_display"=>true}