{"value"=>"7 March 1988", "type"=>"inclusive", "normal"=>"1988-03-07"}
date_inclusive_start
1988
date_inclusive_end
1988
keydate
1988-03-07
date_start
1988-03-07
date_end
1988-03-07
physdesc
{"format"=>"structured", "physdesc_components"=>[{"value"=>"autograph letter signed "}, {"name"=>"extent", "value"=>"2 pages"}], "supress_display"=>true}