Notes:
1900 Census, PA, Lancaster Co., Warwick Twp., p. 191
Mumma, Josiah, head, Nov 1844, 55, m 31 yrs, b. PA/PA/PA, Farmer
" , Sarah, wife, Feb 1850, 51, m 31 yrs, 4 children, 3 living, b. PA/PA/PA
" , Jacob, son, Oct 1882, 17, single, b. PA/PA/PA, day laborer
----- next door -------
Mumma, John, head, Feb 1874, 26, m 7 yrs, b. PA/PA/PA
" , Lizzie A., wife, Jan 1872, 28, m 7 yrs, 3 children 3 living, b. PA/PA/PA
" , Della May, dau., Apr 1894, 6, single, b PA
" , Leroy G., son, Nov 1896, 3, single, b. PA
" , Margie Irene, dau, Mar 1899, 1, single, b. PA
1910: Warwick, Lancaster, Pennsylvania
Jacob Mumma 27, cigar maker, cigar factory
Katie Mumma 24, m: 5 yrs, 2 chldren, 1 living, b: PA/PA/PA
Arline Mumma 3
1920 Census: Warwick, Lancaster, Pennsylvania
Jacob L Murmma 37
Katie W Murmma 34
Arleen G Murmma 12
Robert H Murmma 7
Mildred Murmma 5
Ruth Murmma 1 3/12
1930: Warwick, Lancaster, Pennsylvania
Street address: Along State Highway from Litetz to Brownstown
Jacob L Mumma 47
Kate Mumma 44
Robert Mumma 17
Mildred Mumma 16
Ruth Mumma 11