 Water towers were installed in 1915 and it is believed that indoor plumbing was also installed at the same time.Following Frank's suicide in 1929, Ivy continued to live in the house, but rented out rooms to visitors and later leased the lower floor to a series of restaurants, the last of which is known as the Pioneer House Restaurant.In 1971 Ivy died, but she left the home to the Seventh Day Adventist Church who registered the home with the National Register of Historic Homes in 1973.