Robert Grinnell Born on September 24, 1932, Bob went home to be with his heavenly father on August 18, 2013. Preceded in death by parents, Ralph and Irene Grinnell; stepmother, Marcella Grinnell; sister, Virginia Magill and daughter, Lynnette Small. Survived by wife, Helen Grinnell and son, Donald (Shelly); daughter, Karen; son-in-law, Jeff Small and grandsons, Sean (Christine), Tyler and Jacob. Bob resided in Tucson since 1957. He graduated from Houghton College and worked as an engineer at the Army Electronic Proving Ground at Ft Huachuca for 30+ years. Memorial Service is on Friday, August 23, 2013 at Rincon Mountain Presbyterian Church at 2:00 p.m. Address: 8445 E. Tanque Verde Rd., Tucson, AZ 85749. In lieu of flowers please make a donation to Child Evangelism Fellowship, CEF of AZ, P.O. Box 31420, Tucson, AZ 85751