Family: Wilhelm Friedrich Preiss / Marie Caroline Obenland (F486)
m. 12 Apr 1890 | Johann Christian Obenland (1824-1897) 
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 | Auguste Rosine Peter (1827-1918)
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| Friederika Dorothea Carolina Obenland (1859-1946)  |
| Wilhelm Friedrich Preiss (1861-1936)
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| Marie Caroline Obenland (1862-1946)
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| Albert Gustav Preiss (1893-1919) |
| Gustave Anton Preiss (1900-1920) |
| Emily R Preiss (1901-1997) |
| Henry David Preiss (1897-1957) |
| Christian W Preiss (1893-1916) |