I have never been able to completely distinguish the spoken word portion of this piece, so I went and tracked down the "lyrics." (Are they lyrics if they're spoken?) I had also been under the vague impression that this was actually based on a historical document, but haven't been able to find any info. I take that to mean that it's more likely fiction.
"By strange coincidence, a thunderstorm had been brewing when Mahon, doing
his grisly work at the bungalow, was dealing with the most grisly job of all--the head, the woman's head. He had severed it from the trunk, built a huge fire in the sitting room, placed her head upon it, then (I owe a debt here to Edgar Wallace, who edited the transcript of the Mahon trial), then the storm broke with a violent flash of lightning and an appalling crash of thunder. As the head of Emily Kaye lay upon the coals, the dead eyesopened, and Mahon fled out to the deserted shore. When he nerved himselfto return, the fire had done its work. The head was never found..."
Blancmange, Living on the Ceiling:
Fad Gadget, Life on the Line: