Notes:
The two Thompson sisters, Elizabeth and Sarah married Mumma brothers. After Elizabeth's husband died, she lived with Sarah and her husband, John Lowery, for the rest of her life. It appears that the Thompson family migrated to America from England between 1820-1825
1850 census MD, Baltimore Co., 8th ward of Baltimore, p. 418, 15 Aug. 1850, family # 1017
John Lowery, 23, butcher, b. PA
Sarah Lowery, 25, b. MD, cannot read or write
Elizabeth Mumma, 11, b. MD <=== from marriage to William Mumma
George A. Mumma, 5, b. MD (female) <=== from marriage to William Mumma
Sarah E. Lowery, 11/12, b. MD
---------------------- Ancestry has a 17 page gap in the correct order of these entries -----
Margaret A. Lowery, 11/12, b. MD
Elizabeth Mumma, 30, b. England, cannot read or write <=== Sarah's sister
John D. Mumma, 9, b. MD <==== Elizabeth's child from her marriage to John Mumma
1860 census MD, Baltimore Co., 8th ward of Baltimore, p. 247, 20 July 1860, family #3599
John Lowrey, 30, Huckster, $100 personal property, b. PA
Sarah " , 38, b. MD, cannot read or write
Elizabeth " , 20, b. MD <=== Probably adopted by John Lowery with a surname change
Georgeana " , 14, b. MD <=== Probably adopted by John Lowery with a surname change
Margaret, " 13, b. MD
Emma " , 7, b. MD
Elizabeth Mumma, 40, b. England, cannot read or write
1870 census MD, Baltimore Co., 8th Ward of Baltimore, p. 263, 30 June 1870, family #865
Lowry, John F., 45, occupation ?, b. PA
" , Sarah, 45, keeping house, b. England, father & mother foreign born <==== ????
Cissell, Margaret, 22, b. MD, mother foreign born
Lowry, Emma, 15, b. MD, mother foreign born
Mumma, Elizabeth, 55, b. England, father & mother foreign born
Cissell, Charles, 22, Printer, b. MD
" , Charles, 1, b. MD
1880 Census Place: 8th Ward, Baltimore, Baltimore Co., MD., Page 136D 9 June 1880 family 340 & 341 - same house
John LOWERY, Self, 50, huckster, b. PA, Fa: ENG, Mo: ENG
Sarah A. LOWERY, Wife, 50, keeping house, b. MD, Fa: ENG, Mo: ENG
Albert LUTZ, 29, brass moulder, b. MD, Fa: PA, Mo: PA
Emma LUTZ, 24, keeping house, b. MD, Fa: PA, Mo: MD
Katie LUTZ, 7, b. MD, Fa: MD, Mo: MD
Lizzie MUMMA, 60, boarder, b. ENG, Fa: ENG, Mo: ENG