- unitid
-
{"value"=>"[MAI-45235]", "type"=>"local_call"}
{"value"=>"1144377", "type"=>"local_mss"}
- unitdate
-
{"value"=>"October 1956-July 1973", "type"=>"inclusive", "normal"=>"1956-10/1973-07"}
- date_inclusive_start
-
1956
- date_inclusive_end
-
1973
- keydate
-
1956-10
- date_start
-
1956-10
- date_end
-
1973-07
- unittitle
-
{"value"=>"Letters and Cards"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"8 autograph letters, signed (with enclosures), 1 typed letter, signed, 1 card; 19 leaves"}], "supress_display"=>true}
- scopecontent
-
{"value"=>"<p>Includes a printed concert program and two newspaper clippings. In English and Russian.</p> <p>Related names: Peter, M.; Peters, John; Peterson, Arthur; Peterson, Mylla; Petrowsky, Christine; Petrowsky, Michael.</p>"}
- container
-
{"type"=>"box", "value"=>"7"}
{"type"=>"folder", "value"=>"24"}
- extent_statement
-
8 autograph letters, signed (with enclosures), 1 typed letter, signed, 1 card; 19 leaves