Under other circumstances Keltham might ask about intelligence-amplification headbands that might prevent him from getting lost; but mind-amplification is also mind-alteration, so Keltham is not about to just yank one of those things onto his head, even if supplied, before he manages to run across some mentions of them in the library.
Keltham shall now attempt to explore yet another place where no dath ilani has ever been. How is he doing at Finding the Library?