Family: Julius Caesar Dreyer / Margaretha Müller (F91278)
Georg Rudolph Dreyer (1855-1938) 
|
Theresia Kast (1857- )
|
| Rudolf Anton Dreyer (1875- ) |
Hermann Dreyer (1878-1965)  |
| Wilhelm August Dreyer (1880-1953) |
| Karl Joseph Dreyer (1882-1965) |
| Rosalia Katharina Dreyer (1884- ) |
| Johannes Ludwig Dreyer (1885-1958) |
| Margaretha Müller (1873-1936) |
| Julius Caesar Dreyer (1876-1932)
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| Julius Herman Dreyer (1902-1964) |
| William August Dreyer (1904-1952) |
| Theodore Joseph Dreyer (1911-1988) |
| Frank Joseph Dreyer (1914-1966) |