First, Ruth White's album Flowers of Evil ("spoken word against a background of staggered sirens and soupy bleeps" as he describes it) but with particularly "very fucked" vocal treatments on these tracks:
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Meanwhile Graham Sanford at Our God Is Speed winds up his excellent run of "Crooning on Venus" posts with this coda, including Max Neuhaus's "Radio Net" and vocal sampladelia from an outfit called Original Instrument