 Only the Filer and McAlister grocery store and the Commercial Bank's vault survived within the fire zone, which were both built of red brick.In 1940, a $50,000 addition to the Twisp School building was completed, which included a library, study hall and gymnasium, and the Twisp High School was relocated to a new wing.By the early 1940s, logging was a large business in Okanogan County and Ernest and Otto Wagner, a father and son team, owned the second largest operation.