- unitdate
-
{"value"=>"1957 Nov. 23 - 1959 Jan. 14", "type"=>"inclusive", "normal"=>"1957-11-23/1959-01-14"}
- unittitle
-
{"value"=>"Petkevich, Olga (nee Nabokov). 5 ALS to Vladimir and Vera Nabokov. In Russian"}
- physdesc
-
{"value"=>"in. corr.", "format"=>"simple"}
{"format"=>"structured", "physdesc_components"=>[{"value"=>"5 letters", "name"=>"extent"}], "supress_display"=>true}
- container
-
{"value"=>"Manuscript box (Nabokov)"}
- date_inclusive_start
-
1957
- date_inclusive_end
-
1959
- keydate
-
1957-11-23
- extent_statement
-
5 letters
- unitid
-
{"type"=>"local_mss", "value"=>"548905"}
- date_start
-
1957-11-23
- date_end
-
1959-01-14