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William Henry Koch
AK
August
Koch
1860–1937
KS
Katherina
Schmidt
1865–1912
WK
William
Koch
1888–1970
Arthur
Koch
1894–1931
Norman
Koch
1891–1899
Frederick
Koch
1885–1885
Johann
Koch
1884–1884
August
Koch
1886–1899
Edward
Koch
1890–1891
MM
Margaret
Manson
1892–1973
+7 more