| | Frederich Charels Ludecker 1897–1964 Ethel Gertrude Coburn 1898–1958 | | |
| | Charles Bayard Francis Ludecker 1900–1960 Birdie Leone Eastman 1900–2002 | | |
Haold George Julius Ludecker 1904–1977 Maude Evelyn Wilkeyson 1904–1946 | | |
| | Charles L. Ludecker 1870–1957 Alice Camelia Droz 1877–1951 | | | | Carl Friedrich Ludecker 1829– | | | | Carl Johann Ludecker 1800– |
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| | | Jules Zelim Droz 1845–1895 Malvina Matilda Paux 1850–1926 | | | | Louise Elsie Bergerel dit Perroud 1818– | | | | | | | | Daniel-Henri Droz 1750–1808 Madelaine Ducommon-dit-Vernon 1750–1787 | | |
| | | Pierre-Frederic Gentil 1755– |
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| | | Friderike Kebreiter 1825– |
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