{"type"=>"did", "value"=>"6th work was recorded at the YMHA \"music in our time\" concert. Access to original items restricted. Original in: *LT-7-A 303, *LT-7-A 313, *LT-7-A 314, *LT-10-A 1546."}
{"type"=>"did", "value"=>"Contents: Creation / Vladimir Ussachevsky (10:24) -- Piece for synthesizer / Milton, Babbitt (10:36) -- Study no. 2 / Mario Davidovsky (6:16) -- Concerted piece for tape recorder & orchestra / Luening-Ussachevsky (12:45) -- Gargoyles / Otto Luening (10:41) -- Septet / Peter Lewis (9:52)."}