User blog comment:Morrowindman94/OGHMA INFINIUM QUEST (SKYRIM)-EASY COMPLETION/@comment-5072214-20120528142901

Dunno about Blackreach (since the servants appear to be randomly generated), but the Alftand Animonculory has all but one, and that one can be gotten at the bottom of Rannveig's Fast from Sild the Warlock's assistant.