- unitid
-
{"value"=>"3448454", "type"=>"local_mss"}
{"value"=>"66", "type"=>"local_mss_er"}
- unitdate
-
{"value"=>"2004", "type"=>"inclusive", "normal"=>"2004"}
- unittitle
-
{"value"=>"Correspondence -- American Composers Orchestra"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 computer file", "unit"=>"computer_files"}, {"name"=>"extent", "value"=>"22.37 kilobytes", "unit"=>"kilobytes"}]}
- date_start
-
2004
- keydate
-
2004
- date_end
-
2004
- date_inclusive_start
-
2004
- date_inclusive_end
-
2004