... parish wake service at 3:30 p.m. Mr. Koster was employed as a chef at Applebee ... 1955, in Dubuque, son of Benjamin J. and Mary M. (Duehr) Koster. He was an avid Chicago Bears fan and ... Surviving are his mother, Mary M. Koster, of Dubuque; two sisters, Cheryl A ... Stoughton, Mass.; three brothers, ...