Descendancy Chart:
Gerorge Conrad Theodor Koch
Gerorge Conrad Theodor Koch
(I9978)
Birth
about 1876
50
-- Den Helder, Noord-Holland, Nederland
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1
Civil Marriage
6 February 1907
(Age 31)
-- Den Helder, Noord-Holland, Nederland
Maria van der Plaat
(I9977)
Birth
about 1877
42
40
-- Den Helder, Noord-Holland, Nederland
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