- unitid
-
{"value"=>"1167791", "type"=>"local_mss"}
- unitdate
-
{"value"=>"03/30/1971", "type"=>"inclusive", "normal"=>"1971-03-30"}
- date_inclusive_start
-
1971
- date_inclusive_end
-
1971
- keydate
-
1971-03-30
- date_start
-
1971-03-30
- date_end
-
1971-03-30
- unittitle
-
{"value"=>"Un Ballo in maschera / Giuseppe Verdi"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"1 sound tape reel: analog, 7 1/2 ips; 7 in"}], "supress_display"=>true}
- originalsloc
-
{"value"=>"<p>Original in: *LT-7 4466.</p>"}
- extent_statement
-
1 sound tape reel: analog, 7 1/2 ips; 7 in