Birth info from 1850 census.
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1850 census Anne Arundel Co., MD. (p 459) Ellicott's Mills. John Banks, WM 35, machinist, b. MD. Living w/him: wife Mary A. and children John M., Margaret A., Edward, Mary E. and Sagues [later Sallie].
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1860 census Baltimore Co., MD. (p 801) Baltimore. Ward 18, John Banks, WM 46, machinist, personal $300, b. MD. Living w/him: wife Mary and children John, Margaret, Edward, Sallie, Frank and Emma.
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1870 census Baltimore Co., MD. (p 3) Baltimore. Ward 18. John Banks, WM 56, machinist, b. MD. Living w/him: wife Mary A. and children John M., Franklin F., Emma, Elmer E. Also present: Amanda and her apparent two children John E. and Harry E. Banks.
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Death info from Maryland Dept. Public Health Death Records Index, mdvitalrec.net, citing certificate 6163, vol 1, p 177.

1. John M. Banks b: ABT. 1838 in Maryland
2. Margaret A. Banks b: ABT. 1840 in Maryland
3. Edward Banks b: ABT. 1841 in Maryland
4. Mary Elizabeth Banks b: 8 JUN 1846 in Maryland
5. Sallie Banks b: ABT. 1849 in Maryland
6. Franklin Freeman Banks b: ABT. 1851 in Maryland
7. Wilson Banks b: FEB 1854 in Maryland
8. Florence Amelia Banks b: 1855 in Maryland
9. Emma Banks b: ABT. 1856 in Maryland
10. Elmer Ellsworth Banks b: ABT. 1863 in Baltimore, Baltimore Co., Maryland