Part Three of Lovecraft‘s tale is here: Six Shots by Moonlight.
Content advisory: the writing of this entire piece was completed in 1922 and in certain bits of the content, shall we say–especially in this installment–it shows. I think it will be readily apparent which bits I mean, if you are unfamiliar with the original story. If you find them unpleasant to hear, be aware they were also unpleasant to perform. Just a headsup I felt I should give.