Yuna called them 'spheres,' but as Rialynn couldn't imagine a history being written on a perfectly round object, her mind translated it to be another way to describe some sort of scroll. Perhaps there was a rolled up strip of parchment that was stored inside of a metal orb, which could be stretched out and read by another person.

That made sense. But how were they made by the planet?

"Wow, that sounds like an incredibly important job," she beamed, very much impressed. She had nothing but complete respect for historians, as they also did the work that bards did -- pass along the stories and histories of the people so that they weren't forgotten. "Do people still use spheres to record history, or did they find another way?"