Earth-shattering events are few and far between, but when they come, they have lingering effects.
Two teenage boys were swept up by the winds of change, and punished for it. A firebrand reformer enlists the help of a reluctant correspondent, and both unwittingly help a department store man come up with a durable innovation to bring a little joy into people's lives.
The wiki page for Famous-Barr is under development, and offers very little information about the long history, and amazing importance of the company. See here for a posting I have made summarizing some facts I obtained from first-hand sources.