{"type"=>"did", "value"=>"Munich radio (1st work) ; National Orchestra Association ; Leon Barzin, conductor (4th-6th works). Access to original items restricted. Original in: *LT-7-A 406, *LT-10-A 407."}
{"type"=>"did", "value"=>"Contents: Dynamophon / Otto Luening (3:35) -- Electronic fanfare / El-dabh-Luening (7:06) -- Siemmens material / Otto Luening (7:50) -- Celebration / John McLennan (15:31) -- Nightmusic / John McLennan (13:16) -- Triptych / John McLennan (14:55)."}