Data source was the Muma Family Tree website which is no longer active.
Listed in the 1920 census for Washington State, Spokane County, Spokane City. E. Burton is a barber
Father:John MUMA (b. 6 MAR 1843, Ontario, Canada - d. 10 OCT 1896, Arkona, Lambton Co., Ontario, Canada) Mother:Alvira BEARSS (b. 15 JAN 1847, Humberstone Twp., Welland County, Ontario, Canada - d. 11 FEB 1937, Arkona, Lambton County, Ontario, Canada)