2274. When the spirits came, then appeared to me little clouds aggregrated in various forms, part ending in sharp points [desinentibus acuminatim], part otherwise, with variety: the clouds thus aggregrated were black, and it was then indicated to me by persuasion that they were such spirits: I thought that they were insane spirits, who were permitted to obsess me, for such were signified by the clumps of cloud, aggregated together variously.