Estelle Rethwill's hats. Estelle was the wife of Dr. Wesley Rethwill. Dr. Rethwill was a dentist who came to Waseca in 1926 and est. an office on N. State Street and built a house at 300 9th St. N.E. He purchased the property from E A Everett. The Doctors Rethwill, father and son, had a dental practice together in Waseca for many years.