David Kirsch
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Francis Singer
1854-1914
1854-1914
Magdalena Hartmann
1862-1938
1862-1938
Amon Kettering
1864-1945
1864-1945
Elizabeth E. Quigley
1863-1931
1863-1931
George Adam Singer
1895-1959
1895-1959
Catherine C. Kettering
1897-1964
1897-1964
William Henry Kirsch
1914-2002
1914-2002
Geraldine Catherine Singer
1919-2011
1919-2011