- unitid
-
{"value"=>"[MAI-35315]", "type"=>"local_call"}
{"value"=>"1133420", "type"=>"local_mss"}
- unitdate
-
{"value"=>"1957 October 4", "type"=>"inclusive", "normal"=>"1957-10-04"}
- date_inclusive_start
-
1957
- date_inclusive_end
-
1957
- keydate
-
1957-10-04
- date_start
-
1957-10-04
- date_end
-
1957-10-04
- unittitle
-
{"value"=>"<name>Copyright Office, Library of Congress</name>, Letter: Washington, DC, to Vladimir Ussachevsky"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 item"}], "supress_display"=>true}
- scopecontent
-
{"value"=>"<p>Typed letter, initialed. Re: registration of Slonimsky's <em>Studies in Black and White</em>.</p> <p>Related names and works: Slonimsky, Nicolas; Kaminstein, Abraham L; Ussachevsky, Vladimir.</p>"}
- container
-
{"type"=>"folder", "value"=>"177"}
- extent_statement
-
1 item