"And if they're not, there's likely no real way for a letter to get to them, unless someone happens to know where they're living now."

Even then, there's no guarantee sending it on would reach them. Letters could be lost, or intercepted by the Redcoats, or any number of things. Not that there's Redcoats here - or anything that's even like England - but given what he's seen of this world, it's likely very much the same. He purses his lips for a moment, considering.

"Are they very far away, then? Far enough that a trip back there wouldn't be easy to do?"