Bosin, William A. Age 92 years passed away October 17, 2018. Bill spent his career as a research chemist. He was preceded in death by his wife of 62 years, Evelyn, his parents, William and Bertha and sister, Rosalind. He is survived by his son, David (Viki), grandson, Jim (Kristy), great granddaughter, Reese, sister-in-law, Virginia (Bill), nieces, nephews, other family and friends. Service 11 AM Tuesday, October 23, 2018, MESSIAH LUTHERAN CHURCH at the CENTER FOR CHANGING LIVES, 2400 Park Avenue, Minneapolis with visitation one hour prior and luncheon following the service. Visitation also 4-7 PM Monday, THOMSON-DOUGHERTY MANSION, 2535 Park Avenue. Interment Friday, November 23, 2018 Pine Hill Cemetery, Des Moines, Iowa. Memorials preferred in lieu of flowers to Messiah Lutheran Church. Historic Thomson-Dougherty 612-871-4407