- unitid
-
{"value"=>"1167704", "type"=>"local_mss"}
- unitdate
-
{"value"=>"02/20/1975", "type"=>"inclusive", "normal"=>"1975-02-20"}
- date_inclusive_start
-
1975
- date_inclusive_end
-
1975
- keydate
-
1975-02-20
- date_start
-
1975-02-20
- date_end
-
1975-02-20
- unittitle
-
{"value"=>"Der Ring des NibelungenWalküre / Richard Wagner"}
- physdesc
-
{"format"=>"structured", "physdesc_components"=>[{"name"=>"extent", "value"=>"2 sound tape reels: analog, 7 1/2 ips; 7 in"}], "supress_display"=>true}
- scopecontent
-
{"value"=>"<p>Metropolitan Opera production.</p>"}
- originalsloc
-
{"value"=>"<p>Originals in: *LT-7 4548, *LT-7 4549.</p>"}
- extent_statement
-
2 sound tape reels: analog, 7 1/2 ips; 7 in