From donor email:
An Ithaquan scenario by Jason Morningstar, using the methods outlined in Stealing Cthulhu. You can play it with Cthulhu Dark (Original Version) or any Lovecraftian RPG.
Published in The Unspeakable Oath (Issue 21 - Jul 2012): Sukakpak (p. 9-15)
This was also available separately as a backer reward in the Stealing Cthulhu preorder campaign on Indiegogo in 2011.