postmaster receives letters addressed to her written 153 years ago by a Civil War soldier

Why So Late?

What could have taken it so long to reach Newaygo? 150 years matter, right! Perhaps, the letter kept circulating in the postal system for centuries. But that does not make any sense. She tried to figure out all the possibilities for this gross delay but could not find any result. It was then Boes pulled out the letter that had some really astonishing content.