James B. Tonskemper Jr., 69, of Great Falls, a retired automobile salesman, died of heart failure on Wednesday, October 31, 2012 at a local hospital.A memorial service will be held at 6:00 p.m. on Friday, November 9, 2012 at the Solid Rock Bible Church.Cremation has taken place.Schnider Funeral Home is handling arrangements.James is survived by his son Stephen Vincent Tonskemper of Great Falls; his daughter Kimberly Davis Murphy of Minneapolis, MN; and one granddaughter.