| various artists: through the looking glass - 1966 (1990, lp, uk, imaginary records illusion 023) – incl. monks of doom: ‘who are the brain police?’ (frank zappa) |
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| monks of doom: the insect god (1992, cd, usa, c/z records 047) – incl. ‘who are the brain police?’ (frank zappa) ; also released as a 10" picture disc |
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