Setting the mood for Ashenport

[Serendipity]

A web search revealed a very cool book on just this subject, labelled "The Strange Sound of Cthulhu" but there are literally hundreds of songs listed, hardly any of which I know.
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Dude, that site is wacked - some of the tracks listed are from Shuggoth on the Roof; hardly what you're going to want to play to set a genuinely creepy mood.