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{"value"=>"undated", "type"=>"inclusive"}
- unittitle
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{"value"=>"Notation system, by V. I. Stepanov. Published by the Imperial Theatre School"}
- langmaterial
-
{"value"=>"In Russian."}
- container
-
{"type"=>"box", "value"=>"2"}
{"type"=>"folder", "value"=>"52"}
- physdesc
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{"format"=>"structured", "physdesc_components"=>[{"value"=>"1 item", "name"=>"extent"}], "supress_display"=>true}
- extent_statement
-
1 item
- unitid
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{"type"=>"local_mss", "value"=>"630768"}