Notes:
1850 Census, PA, Lancaster Co., Penn Twp., p. 345, 13 Sept 1850
Frederick Mummy, 42, laborer, b. PA
Herman " , 6, b. PA
Armin " , 5, b. PA
[it is unclear why Albert, the son, or the mother do not appear in this census. Possibly the mother is living elsewhere while she gives birth to Albert and dies shortly thereafter.]
1860 Census, PA, Lancaster Co., Penn Twp., p. 745
Fred Mummer, 52, Shoe Maker, $600 real estate, $50 personal, b. Baden
Herman " , 16, b. PA
Ermine " , 15, b. PA
Albert G. " , 10, b. PA
Herman does not appear after the 1860 census