Family: John Hartwig / Caroline Gruber (F49898)
Peter Gruber (1818-1887) 
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Katharina Stegner (1819-1903)
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Frederick W. Gruber (1845-1923)  |
| Henry Gruber (1848-1919) |
| Catherine Gruber (1851-1938) |
| John Gruber (1853-1929) |
| Daniel Gruber (1855-1938) |
| Louisa Gruber (1862- ) |
| Caroline Gruber (1852- )
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