- unitdate
-
{"value"=>"1957", "type"=>"inclusive", "normal"=>"1957"}
{"value"=>"1959", "type"=>"inclusive", "normal"=>"1959"}
{"value"=>"1961", "type"=>"inclusive", "normal"=>"1961"}
- date_inclusive_start
-
1957
- date_inclusive_end
-
1961
- container
-
{"type"=>"box", "value"=>"18"}
{"type"=>"folder", "value"=>"179"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"value"=>"4 Items", "name"=>"extent"}], "supress_display"=>true}
- extent_statement
-
4 Items
- unitid
-
{"type"=>"local_mss", "value"=>"678351"}
- date_start
-
1957
- date_end
-
1961
- keydate
-
1957