Carolyn Yegen keeps a pair of river rocks on her desk, one bigger than the other, both smoothed by years of tumbling in Yellowstone current.
By MATT HOFFMAN mhoffman@billingsgazette.com, Billings Gazette
Fri, 04/27/2018 - 5:00am
Carolyn Yegen keeps a pair of river rocks on her desk, one bigger than the other, both smoothed by years of tumbling in Yellowstone current.