Notes:
Data source is Beth Arnold Taylor, E-mail ejat53@charter.net
1920 Federal Census for Warren, Belmont, Ohio ED #60 p 4B:
Charles Mumma, age 38, born in OH, Fa: OH, Mo: OH, Supt of coal mine
Julia Mumma, age 39, born in OH,
Also living in household is Katie Haviline, age 65, born in OH, Fa: OH, Mo: OH . mother-in-law of head
of household (therefore Julia's mother)