- unitid
-
{"value"=>"*LT-7 6786", "type"=>"local_call"}
{"value"=>"915452", "type"=>"local_mss"}
- unitdate
-
{"value"=>"July 7, 1980", "type"=>"inclusive", "normal"=>"1980-07-07"}
- unittitle
-
{"value"=>"New York Mahlerites concert"}
- physdesc
-
{"format"=>"simple", "value"=>"1 sound tape reel : analog, 7 1/2 ips ; 7 in."}
- note
-
{"value"=>"Performed at the Austrian Institute, E. 52nd St., NYC."}
- date_start
-
1980-07-07
- keydate
-
1980-07-07
- date_end
-
1980-07-07
- date_inclusive_start
-
1980
- date_inclusive_end
-
1980