[Portrait of Nancy Maria Donaldson Johnson]
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Johnson, Nancy Maria Donaldson, 1794-1890
http://n2t.net/ark:/99166/w6202258 (person)
Nancy Maria Donaldson Johnson married Walter Rogers Johnson (1794-1852) in Medfield, Massachusetts in 1823. The couple adopted two children, Walter W. Johnson (1836-1879) and Mary Maria Stroud (1834-1921). Walter Johnson was a scientist and the First Secretary for the American Association for the Advancement of Science. She started as a housewife, and later went on to be a very successful inventor. Johnson lived in Philadelphia in 1843 when she filed for her patent for the first hand-cranked ...