Data source is the 1990 book, "Moomaw-Mumma-Mumaw-Mumaugh Genealogy" compiled by Robert Austin Moomaw (deceased).
In the 1930 Washington census, Nellie is divorced and she and her daughter, Helen, are living with Nellie's mother, Mary Jane Wolcott
Father:Melvin Arthur WOLCOTT (b. 18 JAN 1852, VT - d. 7 JAN 1916) Mother:Mary Jane MUMMA (b. 14 JAN 1855, OH - d. 9 JUL 1945, Yakima City, Yakima Co., WA)