Fermilab retiree John Grimson died on Nov. 21. He was 88.
Grimson worked at Fermilab for 28 years as a mechanical engineer, retiring in 1994.
Visitation will be held on Tuesday, Nov. 26, from 4-8 p.m. at Friedrich-Jones Funeral Home & Cremation Services, 44 S. Mill St., Naperville, Illinois.
Services will begin Wednesday, Nov. 27, at 9:45 a.m. from the funeral home and will proceed to a 10:30 a.m. mass of Christian Burial at St. Thomas the Apostle Catholic Church, 1500 Brookdale Rd., Naperville, Illinois.