Sandersfeld - Gravel Natalie Sandersfeld of Ely, IA and Bob Gravel of Worthington, IA announce their engagement. Natalie is the daughter of Mark and Rosann Sandersfeld of Ely. Bob is the son of Mike and Kathy Gravel of Worthington. Vows will be exchanged on May 11, 2013, at 1:30 p.m. at St. Ludmila Catholic Church in Cedar Rapids. Natalie is a Kirkwood graduate and is an Orthodontic Assistant at the University of Iowa College of Dentistry. Bob, also a Kirkwood graduate, works at Kroeger Body Shop in Dyersville, IA. The couple will reside in Anamosa, IA after their wedding.