- unitid
-
{"value"=>"*LJ-12 3793"}
{"value"=>"*LJ-12 3794"}
{"type"=>"local_mss", "value"=>"914286"}
- unitdate
-
{"value"=>"April 20, 1957", "type"=>"inclusive", "normal"=>"1957-04-20"}
- date_inclusive_start
-
1957
- date_inclusive_end
-
1957
- unittitle
-
{"value"=>"Opera News,."}
- physdesc
-
{"format"=>"simple", "value"=>"2 sound discs : analog, 33 1/3 rpm, aluminum-based acetate ; 12 in."}
- note
-
{"type"=>"did", "value"=>"Metropolitan Opera broadcast intermission feature. Access restricted. Advanced notification required for use."}
- date_start
-
1957-04-20
- date_end
-
1957-04-20
- keydate
-
1957-04-20