Robert "Bob" Riley, age 78, of Flagstaff, Arizona passed away on Wednesday, March 30, 2016. Bob was born in East Aurora, New York on May 6, 1937 to Carolyn and John Riley. After graduating from Amphitheater High School in Tucson, Arizona in 1956, Bob went on to serve in the United States Army, serving in Korea. After returning home in 1959 he began to work for Pima County. On February 13, 1971 Bob married Lorraine Kelly. In 1979 they relocated to Flagstaff, Arizona where Bob worked for Coconino County until his retirement in 2005. Bob enjoyed many hobbies, including amateur radio, building remote control cars, boats and airplanes, and also astronomy. Bob is survived by his wife, Lorraine; brother, Dennis, of Tucson, Arizona; daughter, Patti (Chris) and granddaughter, Lexi of Flagstaff.