Notes:
Data source is Janet Louise Mumma Lyter (deceased)
Data Source was William W. Mumma. Some information was compiled in 1912 by his mother. Additional information came from the notebook of his niece, Stella M. Mumma.
The family is listed in the 1900, 1910, 1920 and 1930 census
1900: West Hanover, Dauphin, Pennsylvania
David Mummroo 29
Lydia Mummroo 27, m 8 yrs, 4 children, 3 living
Minnie M Mummroo 6
Willie M Mummroo 3
Mary Mummroo 2
1910: West Hanover, Dauphin, Pennsylvania
David Mumma 39, m1: 19 yrs, b: PA/PA/PA, general farmer
Lydia A Mumma 38, m1: 19 yrs, 8 children, 6 living, b: PA/PA/PA
Minnie M Mumma 16, b: PA/PA/PA
William M Mumma 14, b: PA/PA/PA, farm laborer, home farm
Mabel E Mumma 10, b: PA/PA/PA
David R Mumma 8, b: PA/PA/PA
Ada E Mumma 7, b: PA/PA/PA
Sarah Mumma, head, 75, widowed, 13 children, 10 living, b: PA/PA/PA,