Notes:
Data source is the 1990 book, "Moomaw-Mumma-Mumaw-Mumaugh Genealogy" compiled by Robert Austin Moomaw (deceased).
1850 Census, MD, Washington Co., Subdivision No.2, 16 Sept, 1850, p. 42 [Ancestry transcribed the surname as MAMMA]
Saml Mumma, 48, farmer, $17,000 reas estate, b: MD
Elizabeth " , 36, b: MD
Abraham " , 23, farmer, b: MD
Henry Clay " , 19, farmer, b: MD
David " , 15, b: MD
Barba " , 13, b: MD
Saml " , 11, b: MD
Elizabeth " , 9, b: MD
Susan " , 7, b: MD
William " , 4, b: MD
Z Taylor " , 2, b: MD
1860 Census, MD, Washington Co., Boonsboro Dist, Boonsboro P.O.
Abraham Mumma, 32, farmer, $200 personal, b: VA
Catherine " , 30, b: MD
Edgar " , 8, b: MD
Rebecca " , 6, b: MD
Jenneba " , 3, b: MD
Margaret Smith, 30, b: MD
1870 Census, MD, Washington Co., Keedysville P.O., 12th District, dwelling 243
Mumma, Abram H., 42, farmer, $16,000 real estate, b: West Va
" , Catharine, 41, keeping house, b: MD
" , Garlin E., 18, at home, b: MD
" , Florence, 16, at home, b: MD
" , Geneva, 13, at home, b: MD
" , Etta May, 8, at home, b: MD
" , Rosa Lee, 3, at home, b: MD
1880 Census, MD, Washington Co., Sharpsburg Dist #1, ED 144, dwelling 301
Mumma, Abram, 52, laborer, b: VA/VA/VA
" , Catherine, 51, wife, keeping house, b: MD/VA/MD
" , Garland E., 28, son, asylum, idiotic, insane, b: MD/VA/MD
" , Florence R, 25, dau, house keeping, b: MD/VA/MD
" , Ettie M., 18, dau, house keeping, b: MD/VA/MD
" , Rosa, 13, dau, at home, b: MD/VA/MD