SISTER HELEN ECKSTEIN Sr. Helen Eckstein, formerly Sr. Antonella, age 81, of the Sisters of St. Francis in Oldenburg, died on August 30, 2021, at the Motherhouse. Born as Helen Eckstein on March 31, 1940, in St. Nicholas, to Romilda (Nee: Gauck) and Joseph Eckstein, she was the second of seven children and arrived on …