1930 Census, PA, Chester Co., West Chester Borough, South Ward, dwelling 185
Mummaw, Mary J., head, owns, $3000, 67, widowed, b: N. Ireland/N. Ireland/N. Ireland
" , John W., son, 47, single, b: PA/PA/N. Ireland, machinist, shop
Spouse 1:Jerome J. MUMMAW (b. 27 JAN 1858, New Holland, Lancaster Co., PA - d. 2 JUL 1921, West Chester, Chester Co., PA)
Children:
1. John W. MUMMAW (b. 18 AUG 1883, Columbia, Lancaster Co., PA - d. 10 JUN 1944, Clifton Heights, Delaware Co., PA)
2. Michael L. MUMMAW (b. 14 AUG 1885, Columbia, Lancaster Co., PA - d. 15 JUN 1925, West Chester, Chester Co., PA)
3. Thomas Francis MUMMAW (b. 31 MAR 1888, Columbia, Lancaster Co., PA - d. 28 JAN 1927, Darby, Delaware Co., PA)
4. Richard J. MUMMAW (b. 4 FEB 1891, Columbia, Lancaster Co., PA - d. 6 JUN 1941, Clifton Heights, Delaware Co., PA)
5. Virginia M. "Regina" MUMMAW (b. DEC 1891, PA)