Tobias glanced at the child, before turning his eyes back on the horse. That only suggested Nat had been out on his own from a young age, for given the fact that he hadn't reached puberty yet, he couldn't be older than thirteen. He made a mental note to write to the register's office to find out the child's age. For all he knew, the kid had distant relatives who could take him in. And anyway, somebody ought get into trouble over this child having lived on the streets for so long. "Have you finished school?"