Notes:
1930 Census WA, Okanogan Co., Brewster Town, ED24-6, Sheet 2B 15 Apr 1930
Mumma, Roy B., head, 38, b. MO, Fa: United States, Mo: United States, Trucker - odd jobs
" , Bertha, wife, 38, b. CA, Fa: Switzerland, Mo: Iowa
" , Glenn D., son, 10, b. WA
" , Roy A., son, 7, b. WA
" , Donald C., son, 5, b. WA
1940: Brewster, Okanogan, Washington
Roy B Mimmes 48, b: MO, truck driver fruit
Bertha Mimmes 47, b: CA
D Glen Mimmes 20, b: WA, truck driver, fruit
A Roy Mimmes 18, b: WA, truck driver, fruit
Donald C Mimmes 15, b: WA