https://i.servimg.com/u/f39/19/09/64/19/shaill15.jpg
"Bathen's provisions might have the special inks (squid or one of the bloods should do).
If he doesn't, perhaps Halia will have what i'm looking for, though it probably won't be among her wares. I could use a good breaking and entering."
"The Augury spell might give you the answers you're looking for."