- unitid
-
{"value"=>"*LJ-16 7409", "type"=>"local_call"}
{"value"=>"*LJ-16 7410", "type"=>"local_call"}
{"value"=>"911457", "type"=>"local_mss"}
- unitdate
-
{"value"=>"March 31, 1948", "type"=>"inclusive", "normal"=>"1948-03-31"}
- unittitle
-
{"value"=>"Concertos, piano, orchestra, no. 1, op. 23, B flat minor / Peter Ilich Tchaikovsky"}
- physdesc
-
{"format"=>"simple", "value"=>"2 sound discs : analog, aluminum-based acetate, mono. ; 16 in."}
- note
-
{"value"=>"Guest soloist: Phyllis J. Rappeport. Access restricted. Advanced notification required for use."}
- date_start
-
1948-03-31
- keydate
-
1948-03-31
- date_end
-
1948-03-31
- date_inclusive_start
-
1948
- date_inclusive_end
-
1948