"Let's move on to the next page and see what the book has in store for us. We now know that the standard mass-produced weaponry can be enchanted to Commander Rank with these runes without failing in the short term, and that a silver flute can sustain the Royal Rank.
But there is so much left to learn, as we're only on the second page of this Dwarven Crafting book, my brothers and sisters." One of the clerics was explaining to the new arrivals.
They had originally thought that the trick was a new skill or lost art that Karl was employing, but those closest to the workspace had already realized that they were testing knowledge from a book.
Karl flipped the page again, and began to read the runic writing and make notes of the translation as he understood it, while a half dozen clerics made exact copies of the book, to be able to more effectively spread its wealth of knowledge.