Notes:
1910 Census, MN, Pipestone county, Pipestone city, ED 166, p 78
Mumma, Maxwell, head, 30, m1, 2 yrs, b. MO / VA / MO occ: bookkeeper
" Florence, wife, 26, m1, 2 yr, 1 child 1 living, b. IL / PA / IL
" Harold, son, 1/12, 0 years
1920 Census, CA, Santa Clara Co., Redwood Twp, ED 141
Mumma, Maxwell E., head, 40, b. MO / OH / WV, farmer, fruit farm
" , Florence, wife, 36, b. IL / PA / IL
" , Harold, son, 9, b. MN
" , Elilzabeth, dau, 3 2/12, b. CA
1930 Census, CA, Santa Clara Co., Redwood Twp, ED 43-35
Mumma, Maxwell E., head, 50, married age 29, b. MO / OH / VA, occ: orchardist, fruit farm
" , Florence E., wife, 46, married age 24, b. IL / PA / IL
" , Carrol J., son, 20, b. MN
" , Elizabeth, dau, 13, b. CA
1940: Glendale, Los Angeles, California
909 Cumberland Road
Harry A Fore, head, 53, b: KS, owner/manager electrical manufacturer
Virgian C Fore, wife, 45, b: MN
Lucile Fore, dau, 18, b: CA
Eldana Fore, dau, 13, b: CA
Harold J Mumma, nephew, 30, b: MN, manager/inventor
1950: Riverside, Riverside, California, USA
3401 8th Street ( a rooming house with many people)
Harold J Mumma, 40, divorced, b: MN, Mechanical engineer.
California death index
MUMMA HAROLD J 03/19/1910 DENHART M MINNESOTA RIVERSIDE 04/01/1993 563-16-8177 83 yrs
SSDI
HAROLD MUMMA 19 Mar 1910 01 Apr 1993 92501 (Riverside, Riverside, CA) (none specified) 563-16-8177 California