Yttri, Robert O.Robert (Bob) O. Yttri died peacefully on Thursday, April 6, 2017, accompanied by family, after a short illness. He was the son of Carl and Vera Yttri and was born on July 7, 1937 in Viroqua, WI. He served in the U.S. Army from 1960 to 1962, and was stationed in Germany during part of his active duty. Following that, he worked in Beloit, WI, as a machinist, while living in Roscoe, IL. He moved to Door County, WI, and married Beverly M. Howell on April 25, 1972. For the first 20 years in the county, he worked for various local employers including, the Maxwelton Braes Lodge, the Friedman family, the Frontier Tavern, the Peninsula Pub, and Hidden Harbor Condominiums, as well selling real estate and running a small business. He was also an active member in the Lions Club, Ducks Unlimited, and a local investment club. Bob is fondly and widely known as owner and friendly host of the Red Putter Mini Golf in Ephraim, which he purchased in 1992. During the 24 years he ran the Putter, Bob shared his sense of humor, generosity, kindness, and love of fun with customers of all ages who stopped by for a game and a friendly visit. He always said that he didn't have customers, he had friends, and he took great joy from those relationships. He loved road trips, time with family, and was a dedicated fan of the Sister Bay Bays baseball team.Survived by daughters Tracy (Chris) Opper of Fish Creek, Pamela (Ralph) Prescott and Jean (Steve) VanBuren, both of Roscoe, IL, Paula (Miguel Valladares) Sprague of Charlottesville, VA, and Julie (John) Grove of Big Piney, WY; much-adored grandchildren Bobby Opper, Carolyn and Natalie Prescott; and nieces and nephews. Predeceased by parents; his stepfather William 'Mac' McCormick; brother, Carl 'Bud' Yttri; and loving wife, Bev. A private memorial is being held for family. A celebration of life will be held May 20 at the Red Putter. Details to follow. Family requests that in lieu of flowers, memorial gifts be made to the family to help support one of Bob's most cherished projects - Bobby's Playground.Online registration and condolences may be offered at www.caspersonfuneralhome.com