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UPDATED: 14 September  2026

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First Name:   Last Name:   ID:  

Family: Frederick Koss / Lucy E. Bigger (F57415)

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Charles Koss (1864-1951)

Augusta Oehlbeck (1871- )

 

 

Anna Koss (1888- )

William Christian August Koss (1893- )

Arthur John William Koss (1901-1959)

John Bigger

Louise Fields

 

 

Frederick Koss (1895- )

Lucy E. Bigger (1899- )