Notes:
Data source is "The Mumma Family of Cumberland, Pennsylvania" book by Samuel Hertzler Mumma 1962
1920: Buffalo Ward 21, Erie, New York
Milton C Mumma 38
(no name) Mumma 37
1930: Buffalo, Erie, New York
Robert Pennock 46
Mabel Pennock 44
Francis Wink 23
Milton Mumma 48, boarder, 1st m: @ age 24, b: PA/PA/PA, manager lens company
Pearl Mumma 47, boarder, 1st m: @ age 23, b: PA/PA/PA
Margery Hay 37
1940: Buffalo, Erie, New York
Inferred Residence in 1935: Buffalo, Erie, New York
Pearl Mumma 57, widowed, b: PA
Clmer Bukley 70, boarder