1900 Census, IL, Ogle Co., Pine Creek Twp., ED 79, Sheet 1B, 2 Jun 1900
Mumma, Walter, Head, Feb 1872, 28, married 4 years, b. IL, Fa: IL, Mo: IL, Farmer
" , Katie E., wife, Aug 1861, 38, married 4 years, 2 children, 2 living, b. IL, Fa: IL, Mo: IL
" , Earl T., son, Oct, 1897, 2, b. IL
1910 Census, IL, Ogle Co., Pine Creek Twp., ED 84, Sheet 2B, 18 Apr 1910
Mumma, Walter, Head, 40, married once, 13 years, b. IL, Fa., MD, Mo: IL, farmer
" Kate, E, wife, 38, married twice, 13 years, 3 children, 3 living, b. IL, Fa., IL, Fa: OH, Mo: OH
" Earl, son, 12, single, b. IL
" Johnnie, 9, single, b. IL
1920 Census, IL, Ogle Co., Pine Creek Twp., ED 104, 6 Jan 1920
Mumma, Walter, head, 46
" , Kate, wife, 54, b. IL, Fa: IL, Mo: IL, farmer
" , Earl, son, 22, b. IL, farmer
" , Johnny, 19, single, b. IL, no occ:
1930 Census, IL, Ogle Co., Pine Creek Twp., ED 71-30,Sheet 3B 23 Apr 1930
Mumma, Walter A., head, 56, married age 24, b. IL, Fa: IL, Mo: IL, occ: farmer
" , Kathryn E., wife, 65, married age 35, b. IL, Fa: IL, Mo: IL
" , Earl C, son, 32, single, b. IL occ: farmer
1940: Grand Detour, Ogle, Illinois
Earl C Mumma 43, b: IL, farmer
Marion B Mumma, 33, b: IL, teacher grade school
Illinois Statewide Death Index, 1916-1950
http://www.cyberdriveillinois.com/departments/archives/genealogy/forms/idp hdeathsrch.html
MUMMA EARL C M/W Y-44 0000120 1942-05-06 OGLE OREGON