Groeninger
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Johann Jacob Groeninger
1864-1914
1864-1914
Frederic Henry Groeninger
1890-1954
1890-1954
Florence M. Wipf
1890-1952
1890-1952
Frederic Henry Groeninger
1914-1958
1914-1958
Allegra Suzanne Unknown
1919-1987
1919-1987