Notes:
Benjamin, his wife and his father, Ellis, are living in New York City in 1920, ED 1505, sheet 31B
Benjamin and his wife are living in Westchester, NY. in 1930.
1920: Manhattan Assembly District 23, New York, New York
Benjamin W Mumma 35
Marguerita Mumma 30
Elles L Mumma 65, father
1930: Yonkers, Westchester, New York
Benjamin M Mumma 45
Margaretta Mumma 40
1940: Harrisburg, Dauphin, Pennsylvania, 255 Forester Street
Residence in 1935: Same House
Benjamin Mumma 56, supply officer, Commonwealth department of health
Margretta Mumma 50