000 00529 a2200277 4500
001 122465
020 _a2
041 _aeng
080 _a534.8 Dou
245 _aElectrical production of music
250 _a
260 _aLondon
260 _bMacdonald,
260 _c1957
300 _a223 p.
300 _c22 cm
490 _a
100 _aDouglas, Alan
700 _a
650 _a
650 _aMusic
650 _aElectro-acoustics
650 _aMusic-Acoustics and physics
942 _cBK
942 _2UDC
999 _c73359
_d73359